tonight "tech know" journeys into the jungle, this is one of the iconic animals of costa-rica with post cards of this thing. a beautiful and fragile place on the planet is under attack. happening. >> how extensive is the damage, we are going to find out. that is why we are going to walk every trail, stream and swamp we come across to see what is out there. i'm an into enintoeninto entomologist. i'll share my findings with a biologist specializing in ecology and evolution and an engineer who has designed everything from bionic eyes to space satellites. that's our team, now let's do some science. ♪ welcome to "tech know," i'm phil and you guys know i spend a lot of my time in the jungles and do my research in the tropics and usually looking at spiders on butterflys and i went to costa-rica to look at something different and there are scientific issues out there and protecting the rain forest is one of them and maybe it's not quite high enough on the list because we are realizing now that rain forests are doing incredible services for us in society. >> they are doing them completely for fr

i travel to costa rica to check out the health of these ecosystems. these tall, dense jungles are known for warm climates, lots of rain, and sheltering more than half of the world's plant and animal species. although rain forests comprise a small percentage of the earth, they do big things. in human terms, they're a critical component to how we function. >> i love to think of the amazon, the rain forest as the lungs of the planet. >> they're more like the heart of the biosphere. our tale of the rain forest brings us to nasa's jet propulsion laboratory in pasadena, california where scientists use all different techniques to understand our living, breathing, green earth. a recent study reveals tropical rain forests may be man's best friend. >> what our study shows is that the tropics really dominate the metabolism of our planet. they dominate the removal of fossil fuels from the atmosphere. they're really cleaning up the planet. >> their research-employed satellite mapping, forestry data, and good old fashioned jungle gum shoeing. trees like these are n

he lives in the peninsula of costa rica, along the pacific coast.s another one of the original blue zones, and those longevity hot spots on the world where people are found to have live longer than the rest of us. we visited the peninsula in 2006. >> nicoya specifically they have water that percolates through the limestone highmagnesium. it could be a little in the water there. they tend to have fewer fatal broken hips at older age, and their bones are stronger. they eat mostly a plant-based diet living in villages where every time they go to work, every time they go to a friend's house, to church, or go out to eat on occasion, it's a walk. every 15 minutes or so, they are nudged into some physical activity, which keeps their metabolism at a higher rate. ♪ >> they tend to be people of faith. we know people who belong to a faith-based organization, doesn't matter which one it is, they are living 4 to 14 years longer than people who don't have that faith. he found the nicoya peninsula thanks to the work of demographers from the university of costa ric

i go on a journey of a lifetime, ten days off the coast of costa rica. including a dive in a submarine. there prepare to dive. >> that will take me down to 10,000 feet under the sea. >> i get paid to play in mud. like my dreams. >> that's our team. now let's do some science. ♪ ♪ ♪ >> hey guys welcome to "techknow" i'm phil torres joined by marita davison and dr. shini somara. the earth is covered by ocean yet we know about the planets more than we do about the surface of the ocean. my question to you is, why should we care about what's down there? >> we are just starting to understand how the ocean and the deep ocean is going to be on providing global scale. >> and it seems like a harsh landscape down there and very, very far down. and there are a few technologies that allow us to go down there and you have a chance to go down there. >> 10,000 feet, just to get a chance to go down there it's tricky. i had a chance in a submarine called alvin. take a look. >> as we look for signs of life in space, these sients of the scientists of the deep are unlocking t

. >> reporter: i am andy gallagher on the islands in costa rica where we will be sewing you how a woman'sctive has worked hard to save these unique mangrove swamps. ♪ ♪ >>> we begin with sudan where polling stations have now opened for presidential and pardon me lament are you elections the first since the south split away from sudan in 2011. the buildup to the vote has been marred by predictions that it would be snubbed by voters and opposition boycott. incumbent president omar al bashir has ruled the country troy 26 years and is expected to retain power. there are 15 other people running alongside him for president. according to the national election commission, six of those are sponsored by political parties and the rest are independent. but many of the more established parties have chosen to boycott the election including the large he have opposition group. the main complaint is that the vote will not be free and fair and that there is no chance anyone but omar al bashir will win. let's go to our correspondence agent catherine soi now she is live for us in the capital khartoum. given

al jazeera, costa rica. we are going to tell you what's happening in sport while i watch it in my secret telly year. >> teeing off now with a golden chance to win the masters the 21-year-old jordan speith has set an incredible pace and starts his time round four shoots clear of englishman justin rice. reaching 18 under he did drop top at the penultimate hole giving those chasing him a chance. mickelson with a fourth chance at a title. the big names mcilroy and woods need something miraculous, but it's been an encouraging return to form for woods hasn't it? >> city lost their last four away games but took the lead after eight minutes. ashley young was involved again making it 2-1 before half time. 3-1 in the second half and united added another. united four, city two was the time score. >> in chelsea in the london sunshine playing in a protective mask after recently breaking his nose. wagers are left in the delegation zone. >> chelsea on a decisive looking seven points clear or seven points arse with a game i

paÍses mÍas paÍses mÁs nifelices del mundo pero ningÚn latinoamericano >>> entre los mÁs cerca costa ricaiveles de corrupciÓn y la expectativa de vida saludable. >>> costa rica es como dicen allÁ pura vida de acuerdo con el reporte mundial de felicidad 2015 es el paÍs latinoamericano con el Índice mÁs alto >>> porque es un paÍs de respeto, he democrÁtico los y ticos son muy tolerantes >>> suiza estÁ en la cima de la lista, le siguen islandia dinamarca, noruega y canadÁ. y con la posiciÓn decimoquinta un lugar debajo de mÉxico >>> porque entre los paÍses latinoamericano despuÉs de costa rica sigue mÉxico brasil y venezuela supera a naciones como panamÁ chile, argentina, uruguay y colombia. >>> no pienso que colombia deberÍa estar entre los primeros 5, >>> muchos venezolanos estÁn sor rendido reno prendidos de estar en el lugar 23 mundial >>> imposible chica la felicidad se perdiÓ hace tome porqueiempo >>> otros le encuentra explicaciÓn a esta difÍcil felicidad >>> sÍ porque pienso que a pesar de todo lo que pasa y de todo lo que vivimos siempre encontramos como un sentido del mucho mor hum

en costa rica, el servicio de cardiologÍa, estÁn bajo investigaciÓn.eterismo. >> la falta de un cateterismo es presuntamente la causal de 141 pacientes con males cardÍacos, que esperaban que se les practicara esto. segÚn, en ese centro mÉdico, mÁs de 800 paciente lleva meses y hasta aÑos, a una lista de espera para el procedimiento. >> a estos pacientes hay que hacerles el procedimiento porque les va a dar un infarto tendrÁ una muerte sÚbita, que es lo que ha pasado con estos 141 fallecidos, que no alcanzaron a llegar al diagnÓstico. algunas de ellas esperaran hasta cinco aÑos. >> el director del hospital, insiste que hicieron acciones para emprender estos casos. >> ella habla de una lista de fallecidos, el Único estudio lo hizo en la gente mÉdica. aquÍ hay sobrada evidencia, esta testigo todo el consejo tÉcnico del hospital. de las acciones que esta direcciÓn ha hecho para atentar atenderla. >> la defensorÍa de los habitantes convocÓ... asÍ como a la gerencia mÉdica, que ya iniciÓ una investigaciÓn. para la defensora, mientras las investigaciones avan

. >> i'm on the island in costa rica. we'll show you how a woman's collective has worked hard to save these unique mangrove swamps. >> in sports, a mercedes rivalry renewed on and off the shanghai racetrack. coming up. >> at least one person has been killed and 100 students injured during a stampede at the university of nairobi. it happened after an electrical transformer exploded. the students panicked, thinking it was an attack by al shabab. the group killed at least 148 students at a university in garissa 10 days ago. >> people in kenya's dadaab refugee camp are calling on the governments decision to close it. it is home to nearly half a million somalia refugees. they have given three months to locate the camp. it accuses al shabab of hiding there. we have been talking to people in dadaab. >> the first batch of refugees came to dadaab and were put here. the kenyan government is calling for the relocation across the border saying that they have not been involved in the insecurity in kenya and they are saying there is no

por la definiciÓn de la frontera en una zona a la que costa rica llama isla portillos.nse. periodista: las temperaturas mÁximas de lado fresco, mÁxima de 60 en el reporte de filadelfia, tengo el pronÓstico completo en segundos. ilia: hablaremos sobre la importancia de la lectura bilingüe con nuestros hijos. >> un pequeÑo rato de lectura se convirtiÓ en un momento de aprendizaje. ellos son el resultado de padres y maestros comprometidos con su educaciÓn a temprana edad. >> es la Época mÁs importante para desarrollar destrezas que van a utilizar por el resto de su vida escolar y despuÉs en su vida como adultos. >> la presencia de los padres en la vida escolar de los niÑos hace la diferencia en sus logros acadÉmicos. >> la comunicaciÓn es mucho mejor, obviamente hay mÁs confianza, y tÚ sientes que existe esa comunicaciÓn libre en todos los aspectos. que puedes hablar con tus hijos de todo, yo tengo un niÑo de 15 aÑos que tengo que hablar de temas diferentes que con mi hijo de cuatro aÑos. obviamente basada en otra relaciÓn familiar. >> estos niÑos estÁn expuestos a aprendi

al jazeera, costa rica. >> still coming up on al jazeera: >> hillary clinton! the clinton campaign begins, hillary gets ready to start a second run for the white house. plus: >> thighs precious plants that dinosaurs might have munched on could face the same fatal as the prehistoric ma'am malls. we'll tell you why. >> the race against the clock in texas, robin will tell you all about it in sport. >> you are watching the al jazeera news hour. the saudi defense ministry said three army officers have been killed by mortar shells fired from yemen in the saudi border province. that cups as the saudi-led coalition continues strikes against the houthis for an 18th day. >> at least 10 people have reportedly been killed following a syrian government air strike on a school in the district of aleppo. a child and four female teachers were among the dead, most wounded are reportedly children. >> u.s. president barack obama is meeting with the cuban president was an historic moment. the two leaders met at the summit of the americas in panama saturday. it was the first formal

. >> i'm on the island in costa rica, and we'll show you how a women's collective worked hard to save the mangrove swamps. >> and sport - the final round of the marathon and a drama in cycling >>> hello. after weeks of speculation hillary clinton finally declared that she is running for the democratic nomination to become the next president of the united states. posting on twitter, the former secretary of state and first lady said she wanted to be a champion for every day americans, her second attempt to secure the top job after being beaten by president obama in the 2008 primary race. >> i'm running for president. americans have fought their way back from tough economic times, but the deck is stacked in favour of those at the top. every day americans need a champion. i want to be that champion. you can do more than get by you can get ahead and stay ahead. when families are strong americans are strong. so i'm hitting the road to earn your vote because it's your time, and i hope you'll join me on this journey. >> we have two correspondents covering the story. we'll speak to tom ackerma

informando josÉ hÉctor guzmÁn desde costa rica. primer impacto.spera y estÁ capacitando los mÉdicos para mejor servicio. universitario, a un riv equipo contrario, en kentucky!! esto ocurrio en un pasillo de un recinto universitario, y las camaras de vigilancia grabaron el violento incidente!! esta agresion ocurrio en venganza a una pelea previa que tuvo lugar en un bar!! los implicados no enfrentaran cargos criminales, aunque seran suspendidos temporalmente y una brutal golpiza recibio tambien un hombre que viajaba en bicicleta, por las calles de california!! en el video de seguridad se observa como 5 individuos descendieron de un auto, y la emprendieron a golpes y puqaladas contra el sujeto, que termino con 12 heridas de arma blanc y en estado grave!! las autoridades han divulgado las imagenes, con la esperanza de atrpar a los responsables!! # al mejor estilo de las peliculas de hollywood, unos bandidos en peru, quisieron perpetrar un robo a alta velocidad!! los delincuentes siguieron de cerca un camion que transportaba mercancia, y dos de ellos

y costa rica, isla portillo.s meses. tambiÉn se discute el impacto ambiental que pueda ocasionar la construcciÓn de una carretera en territorio costarricense. ilia: un estudio sobre la educaciÓn sexual en las escuelas secundarias, destaca la importancia de esta instrucciÓn. antonio nos informa. >> en nueve meses, crecer mentalmente. ahora no se trataba de mÍ, se trataba de mi bebÉ. antonio: yolanda se topÓ la realidad de ser madre adolescente. el doctor bautista lo atribuye a la falta de programas de educaciÓn. doctor bautista: aunque parezca difÍcil, todavÍa hay mucha ignorancia de cÓmo se nace un bebÉ. antonio: el doctor bautista acaba de finalizar unos estudios sobre los embarazos en adolescentes. doctor bautista: a los 10 aÑos no hay una niÑa que se emborracha, que fume, que sea activa sexualmente. antonio: la idea, dice el catedrÁtico es mantener estos valores y es tarea de los educadores en todos los niveles. no sÓlo que los padres estÉn pendientes, que se eduquen y sepan interactuar. " el problema es que a

son los habitantes mÁs felices, y se pregunta, en latinoamÉrica el paÍs mÁs feliz de la regiÓn es costa rica2, mÉxico posiciÓn 14, y estados unidos en el lugar nÚmero 15. ahÍ tiene, llegamos al final, bien el noticiero univisiÓn, nos vemos a las 11 con mÁs informaciÓn, buen provecho. >> devastador terremoto en nepal. ya son mÁs de 1500 a las vÍctimas mortales. los heridos tambiÉn se cuentan por miles y se teme que las cifras aumenten. entre los muertos hay montaÑistas que escalaban el monte everest. luego de la sÚplica de su familia, el detenido alcalde de caracas antonio ledezma saliÓ de prisiÓn para ser operado en una clÍnica de la capital venezolana en el caso de alondra deja al descubierto la triste realidad de centenares de niÑos desaparecidos en mÉxico en los Últimos aÑos. vamos ahora con toda la informaciÓn. ♪ buenas tardes, bienvenidos al noticiero univision..impresi onantes y dolorosas son las imagenes que llegan de nepal y que reflejan la devastacion provocada por un terromoto de magnitud 7.8 que sacudio hoy sabado a ese pais y que ha dejado muerte y destruccion las vÍctimas se cue

maÑana las Águilas del amÉrica estarÁn ante costa rica, deben lograr tres goles para ir a tiempo extrami serÍa un fracaso que el amÉrica no llegara. el plantel que se viene manejando desde torneos anteriores es buenÍsimo asÍ que maÑana obviamente esperamos revertir la situaciÓn y salir a ganar. william: ante la suspensiÓn de los juegos para juan arango uno es que la sacÓ barata, y otro que es injusto por su limpia carrera pero no se salvÓ de una sanciÓn interna del club. sigue candente el juicio del ex ex jugador de la nfl su abogado aceptÓ que su cliente vio lo que sucediÓ durante el asesinato y que se asustÓ y no supo quÉ hacer. y dio al jurado exonerarlo de los cargos por asesinato que pesan en su contra. ayer fue la mls hoy es la liga inglesa la que ubica a chicharito hernÁndes en el liverpool. marÍa: ya volvemos. marÍa: aquÍ estÁ sandra con el pronÓstico del tiempo para los prÓximos dÍas. sandra: todo el dÍa de hoy ha estado lloviendo, en gran parte de california no somos los Únicos en la bahÍa de san francisco estamos viendo hasta media pulgada de lluvia. en san josÉ no tanto est

six have been found in the mountains of costa rica. >> so the eyes definitely.çóqÑi but the translucentt. you didn't hear that one.q taking notes.çófá.nbçó >> i'll tell you, some froggy weather, all the rain -- what?qt(q that didn't work you? >> no it does. welcome back. >> amelia segal is in for tom, keeping an eye on t&aj rain. when it will get out of qhere. >> hey, amelia. >> good morning, aaron. well, this morning's rainhi[ out of thec beltway by 7:00 a.m. later on. potentiallyÑiÑi severe in the d.c. metro area between 5:00 and 9:00. s$iju and our temperatures trending downward. we return to spring-like temperatures in a bigfáçóxd way. wait until you see the seven day. your weather impacts this morning, lowq to ."moderate. the heavy rainçó exits us. the weather having a low impact on your qday. it's a bit humid.xd feeling like summer today with high temperatures aroundi] w380. we have that in early june. getting into the afternoon and evening hours, the weather having a mod%jeáe impact because of showers and storms. >> actually, i like summer. ig árá 8Ò that's fine. water the lawn,

scientists discovered this new species of glass frog in costa rica. this amphibian is very dell cant and translucent. that allows you to see inside. you can see the organs there. it has huge eyes that make it look like the frogs we know maybe a little kermit in there. the "today" show sent this tweet saying "that kermit?" the newfound species resembles the world's most famous frog. i would say that's a good resemblance there. six of these frogs have been found in the mountains in eastern costa rica and only six at this point. >>> after a quick break, a very memorable birthday party for a special little girl af >>> a story about ben affleck is getting attention on our nbc washington facebook page. more than 50 people have shared it so far and there are more than 200 likes. during a filming of a pbs series, affleck discovered his ancestors owned slaves. according to e-mails published on wikileaks, he asked the filmmakers not to incloo ud the relatives who owned slaves. the host of the series e-mailed back and forth debating whether to put that informati

tonight "tech know" journeys into the jungle, this is one of the iconic animals of costa-rica with post cards of this thing. a beautiful and fragile place on the planet is under attack.

argentina ante ecuador, el marcador se encuentra empatado a uno, perÚ y venezuela 0_0, panamÁ y costa ricade recibiÓ la noticia de su convocatoria. melitÓn: la recibÍ baÑando a las niÑas en mi casa, casi me caigo, me dice mi seÑora, mira lo que saliÓ en la tele, llevÓ mi celular, y como en el cuarto donde dormimos casi no hay seÑal, me fui a la sala, y todo, y el mismo personal de prensa me dijo que sÍ tenÍa la visa activa, una gran emociÓn en la casa, es un sueÑo de niÑos, no estÁn tercos a defender a tu paÍs. flavio: y la presentaciÓn de chicharito hernÁndez en el duelo ante ecuador, mÁs sus palabras de no sentirse satisfechos al real madrid, ha levantado el interÉs de equipos en el mundo, y el wolfburgo dijo que lo quieren. ahora vamos con el juicio a los hernÁndez, testificÓ el dueÑo de los patriotas, dijo fernÁndez le dijo que era inocente cuando le preguntÓ si habÍa estado involucrado en el asesinato. y el colombiano solano se quedÓ en la plantilla mayor de los equipos de los mÁrgenes de miami, el mundo de los deportes. flavio: ¿quÉ dice el chicharito? william: ojalÁ tengan oportunid

i'm jill schlesinger for >>> costa rica has discovered a new species of frog, the glass frog, has skino translucent you can see their organs. many people cannot help but note thinks new species bears a striking resemblance to one kermit the frog. the costa rica has a dense population with 201 species documented. >>> wow. >>> in weather we are looking at conditions that are very pleasant this afternoon. much different then yesterday at the this time. eyewitness weather watchers send nothing beautiful picture. this one drawing my attention from michael. little egg harbor township, a spring day that water definitely looks inviting. elsewhere one of our favorite place's long forbidden trail valley green inn looking great. you can ride your bike. get outdoors. the just enjoy sunshine and breezy conditions. it is also from paul, of course, you have to love lincoln university pennsylvania color laugh with the beautiful cherry blossoms. heading outside this evening it will be very comfortable enjoying those breezy conditions especially heading for phillies game. forecast for tonight calls for

. >> techknow heads to costa rica to see how one rainforest is fighting back. >> wow! some of these are amazing. >> techknow's team of experts show you how the miracles of science... >> this is my selfie, what can you tell me about my future? >> can affect and surprise us. >> don't try this at home. >> "techknow" - where technology meets humanity. monday, 6:30 eastern. only on al jazeera america. >> part of al jazeera america's >> special month long evironmental focus fragile planet >> the summits of the americas is a regional meeting held every three years but rarely has it generated this much attention and that's because cuba is making its first appearance as its works with the united states to normalize relation he. it's a heavy lift but but the diplomatic choreography has been intense. already, president obama suggested he remove cuba from state sponsored terrorism list. david air david arioso. whats tell us the details. >> it is the first time eerts of theseeitherof these men have sat down and talked, april feants 15th, 1959 when vice president richard nixon met w

the brady vacation continues he posted this video earlier in the week of him cliff diving in costa rica april fools day fun posting this photo of himself in a full bodycast he even got jordan in on the plot by having him autograph the fake cast he is the only superstar in sports where his wife makes twice as much as he does. >> pam :that does not mean that she is a handful >> gary :yes but it might mean that she is the box --boss >> pam :good night >>> video outrage. >> how long you been in this country. >> deborah: can you believe he's a detective with the joint terrorism task force? >> can only reason you're not in handcuffs going to jail is because i have things to do. >>> and then comedian chris rock. >> reporter: he says he's been pulled over by police three times in seven weeks. >> is he the victim of racial profiling? >>> and -- >> reporter: mysterious death of the getty oil heir. >> and the ex-girlfriend who called 911, he just took out a retraining order against her. >>> and singer avril lavigne. >>> and the teen who got a heart transplant, killed after a wild chase. >> the per

. >> techknow heads to costa rica to see how one rainforest is fighting back. >> wow! some of these are amazing. >> techknow's team of experts show you how the miracles of science... >> this is my selfie, what can you tell me about my future? >> can affect and surprise us. >> don't try this at home. >> "techknow" - where technology meets humanity. monday, 6:30 eastern. only on al jazeera america. >> part of al jazeera america's >> special month long evironmental focus fragile planet >> i'm stephanie sy. this is "talk al jazeera." your star started to rise at the same time that people realized you were one of michael jacksons close advisers. what do you want to say about him and his death. >> michael was like a brother to me. i met him a long time ago, around the time when "thriller" was in the world, the big album. he was very innocent. he was very joyful. he was a generous genius in terms of his--in terms of his craft. was he misunderstand. >> he could go into a state of consciousness that i would call transcendence. he was not part of this world when he was there. th

tonight "tech know" journeys into the jungle, this is one of the iconic animals of costa-rica with post cards of this thing. a beautiful and fragile place on the plan

. >> techknow heads to costa rica to see how one rainforest is fighting back. >> wow!se are amazing. >> techknow's team of experts show you how the miracles of science... >> this is my selfie, what can you tell me about my future? >> can affect and surprise us. >> don't try this at home. >> "techknow" - where technology meets humanity. monday, 6:30 eastern. only on al jazeera america. >> part of al jazeera america's >> special month long evironmental focus fragile planet > >>> saudi led air strikes on yemen continues. aid starts to arrive to help those caught in the middle of the war. iran's foreign minister set to visit pakistan as the parliament considers what role it may play in the saudi-led operation. >>> hello from doha. >> a white u.s. police officer is charged with murder, after the fatal shooting of a black man. >>> and charging a mobile phone

. >> techknow heads to costa rica to see how one rainforest is fighting back. >> wow!se are amazing. >> techknow's team of experts show you how the miracles of science... >> this is my selfie, what can you tell me about my future? >> can affect and surprise us. >> don't try this at home. >> "techknow" - where technology meets humanity. monday, 6:30 eastern. only on al jazeera america. >> part of al jazeera america's >> special month long evironmental focus fragile planet >> good evening to you. you're watching al jazeera america. i'm morgan radford. it's not the first time the former south carolina police officer charged with murdering an unarmed black man has been accused of using excessive force in the past. now we'll show you the dashcam video from the moments just before that deadly encounter. plus, a warning from iran. leaders in tehran say they will leave no nuclear deal unless sanctions are lifted the moment agreement is signed.

this is one of the iconic animals of costa rica. >> how extensive is the damage?

. >> techknow heads to costa rica to see how one rainforest is fighting back. >> wow!some of these are amazing. >> techknow's team of experts show you how the miracles of science... >> this is my selfie, what can you tell me about my future? >> can affect and surprise us. >> don't try this at home. >> "techknow" - where technology meets humanity. monday, 6:30 eastern. only on al jazeera america. >> part of al jazeera america's >> special month long evironmental focus fragile planet >> we've seen what happens tothe reputation he of schools and survivors after allegations of sex crimes on the campus. but what about the accused, most often young men, even if they're not guilty with more schools taking a harsher line, as they try protects women on campus many of the accused are fighting back. "america tonight's" christof putzel on a young man falsely accused. >> for allison strange it began with a phone call about her son josh. >> the phone call. there's always that one call that you never expect to get. it was a voice that wasn't josh. and he said josh has been arrested.

. >> techknow heads to costa rica to see how one rainforest is fighting back. >> wow! some of these are amazing. >> techknow's team of experts show you how the miracles of science... >> this is my selfie, what can you tell me about my future? >> can affect and surprise us. >> don't try this at home. >> "techknow" - where technology meets humanity. monday, 6:30 eastern. only on al jazeera america. >> welcome back to tech know. you're about to take us on a behind the scenes look at one of your favorite pieces you've done on goggles that can see cancer. >> it must have been an extra treat, because it's featuring a technique in your field. >> i do have a personal connection to the story. the detection method for the cancer uses fluorescents which i did for my p.h.d. let's take a look. >> so the cancer goggle story was about goggles similar tonight vision goggles, but allows surgeons to use infrared to see cancer cells. my thesis title was fluorescents. i studied nicotine dependence looking for something that i was going to help make a difference. the data that came from my

. >> techknow heads to costa rica to see how one rainforest is fighting back. >> wow!se are amazing. >> techknow's team of experts show you how the miracles of science... >> this is my selfie, what can you tell me about my future? >> can affect and surprise us. >> don't try this at home. >> "techknow" - where technology meets humanity. tomorrow, 6:30 eastern. only on al jazeera america. >> part of al jazeera america's >> special month long evironmental focus fragile planet ♪ >>> living in fear how airstrikes targeting yemen's houthis are affecting families across the country. ♪ >> good to have you along. i am david foster. you are watching al jazeera live from lovvorndon. a syrian government airstrike near a school in aleppo is said to have killed at least nine children and teachers. >> hello, iowa. >> the race is on. hillary clinton expected formally to say she wants to be president. fighting for the forest. the

. >> techknow heads to costa rica to see how one rainforest is fighting back. >> wow! some of these are amazing. >> techknow's team of experts show you how the miracles of science... >> this is my selfie, what can you tell me about my future? >> can affect and surprise us. >> don't try this at home. >> "techknow" - where technology meets humanity. monday, 6:30 eastern. only on al jazeera america. >> part of al jazeera america's >> special month long evironmental focus fragile planet >> kenya gives the united nations only three months to move the world's biggest refugee camps over the board to sow mall with a. >> you're watching live from london. in the next 30 minutes cuba's president apologizes to u.s. president barack obama as they get ready to hold historic talks. in panama.

. >> they talked about, wouldn't it be great to go to costa rica, the cost of living is so much cheaphey are. >> when police interviewed kevin johnson, he insisted he hadn't seen her for the last six months. police weren't so sure. hey mike, it's lucy from lifelock. good news. we just learned your case is closed and your stolen retirement funds are finally being restored. lucy, wow... that 401k is two years in the mailroom, ten in cmer service, and the last five as sales director. that's some resume. try raising teenagers. you only have one identity. protect it with the best. lifelock. if you're looking for a car that drives you... ...and takes the wheel right from your very hands... ...this isn't that car. the first and only car with direct adaptive steering. ♪ the 328 horsepower q50, from infiniti. the beautiful sound of customers making the most of their united flight. power, wi-fi and streaming entertainment. that's... seize the journey friendly. >>> one week had passed since sherry durall's disappearance. she hadn't contacted her children, her husband or kevin johnson, the man wi

. >> techknow heads to costa rica to see how one rainforest is fighting back. >> wow! some of these are amazing. >> techknow's team of experts show you how the miracles of science... >> this is my selfie, what can you tell me about my future? >> can affect and surprise us. >> don't try this at home. >> "techknow" - where technology meets humanity. monday, 6:30 eastern. only on al jazeera america. >> part of al jazeera america's >> special month long evironmental focus fragile planet [office phone chatter] [frogs croaking] you know what, let me call you back. what are you doing?! [scream] [frogs croaking] [yelling and screaming] it's back! xfinity watchathon week. the biggest week in television history. it's your all-access binge-watching pass to tv's hottest shows, free with xfinity on demand. xfinity watchathon week. now through april 12th. perfect for people who really love tv. >> it was known to many as a violent warehouse for juveniles. new mexico's j. paul taylor center where officials charged physical and sexual abuse of young offenders took place and there was l

. >> techknow heads to costa rica to see how one rainforest is fighting back. >> wow! some of these are amazing. >> techknow's team of experts show you how the miracles of science... >> this is my selfie, what can you tell me about my future? >> can affect and surprise us. >> don't try this at home. >> "techknow" - where technology meets humanity. monday, 6:30 eastern. only on al jazeera america. >> i'm stephanie sy. we're talking with deepak chopra chopra. one of your books you spoke with a harvard neuro scientist. what is a super brain. >> we have three parts to our brain. we have reptilian brain which goes back 300 million years which is only involved in fight or flight. it's survival. it still dominates our world. i'm using my hand because this is a handy model of the brain. this is the limbik brain. it regulates your his or her your hormones. and then your cortical brain. this is where we reflect imagine, make choices. orchestrate conscious intention. the idea of a super brain. you don't use your real tillan brain at all. when you're stressed. you stop. s-t-o-p. s

it's the 14th species of glass frog that was found in costa rica.3. pretty cool there. next up, this little guy has an extra limb to hop on. he was born with a 5th leg and has become an internet sensation, he was born healthy a week and half ago. he is doing very well hopping around on the four legs. the extra limb is in the front. else not the first five leg lamb born in the uniformity k. the other was born back in 2013. every now and then we are reminded that motherhood is universal. two cats in utah paying mommy to abandoned puppies. they are born a week ago friday, but their mother died. the cats were taken in by the humane society of utah are nursing the puppy as their own litter. the puppies are thriving and they are starting to bottle feed. of volunteers feel they will find a foster family for the puppies very soon. that's a look at the odd pictures from the week, nydia back over to you. >> meteorologist chris sowers takes another look at the exclusive accuweather seven-day forecast in just a moment. we'll be right back. ♪♪ i am never getting

tonight "tech know" journeys into the jungle this is one of the iconic animals of costa-rica with postthis thing. a beautiful and fragile place on the

. >> techknow heads to costa rica to see how one rainforest is fighting back. >> wow! some of these are amazing. >> techknow's team of experts show you how the miracles of science... >> this is my selfie, what can you tell me about my future? >> can affect and surprise us. >> don't try this at home. >> "techknow" - where technology meets humanity. monday, 6:30 eastern. only on al jazeera america. >> part of al jazeera america's >> special month long evironmental focus fragile planet what makes wikipedia weak is also what makes it vulnerable. almost anyone is allowed to edit. that ensures information is current, but it also means that it is ripe for rapid lynch. and now governments are getting into the act. last summer, wikipedia suspended access of all i.p. addresses from the u.s. house of representatives after some rogue edits came to light the russian government was caught red handed making bias edits. andleier this page, reports surfaced that a british government computer had been making hundreds of edit as month. so raj, give us an idea what some of these look like

. >> techknow heads to costa rica to see how one rainforest is fighting back. >> wow!se are amazing. >> techknow's team of experts show you how the miracles of science... >> this is my selfie, what can you tell me about my future? >> can affect and surprise us. >> don't try this at home. >> "techknow" - where technology meets humanity. monday, 6:30 eastern. only on al jazeera america. >> part of al jazeera america's >> special month long evironmental focus fragile planet >>> this week on "talk to al jazeera" u.n.i.c.e.f. executive director anthony lake. >> you see children everywhere who have not given up hope. if they haven't given up hope, what possible excuse can we have for giving up hope? >>> as the syrian war enters its fifth year he says critical efforts are needed to stop millions of children becoming a lost generation. >> every one of those numbers is an individual child. but these kids are losing their childhoods. >>> from syria and iraq, to the central african republic

his mother was an anagram from costa rica. he was murdered in 2007 and the story of his murder is the central narrative of the book at her side. throughout the case the investigation of the case and the eventual prosecution to defendants. >> host: the fact his murder was solved was that rare? was that you need? >> when i calculated the 20 years prior to his dad was particularly for black men if you use 40% or 45%, you would be in the right territory. it depends the way you look at it. you can look at how many are convict did bush gives you a smaller number are how many are cleared by means other than the rest. i think 40% for that part of the city at that time. >> how does that compare to the rest of the nation and the rest of the city question aren't >> one of the things i said was officially reported a non-reliable numbers in my point of view. i looked at 16,000 homicide cases and in the city of l.a. and counted each case in the resolution. nationally for urban areas 50% was reported for the largest urban areas. again i thin

. >> techknow heads to costa rica to see how one rainforest is fighting back. >> wow! some of these are amazing. >> techknow's team of experts show you how the miracles of science... >> this is my selfie, what can you tell me about my future? >> can affect and surprise us. >> don't try this at home. >> "techknow" - where technology meets humanity. monday, 6:30 eastern. only on al jazeera america. >> part of al jazeera america's >> special month long evironmental focus fragile planet >> one of the fastest growing criminal threats to the country involves computer hacking. reliance on data networks compounds the issues faced by companies, and yes, governments. national security officials insist that government networks are secure but malwear used may have originated with hackers in russia. randall pinkston has the story. >> the hacking attack originated last october at the state department, forcing computers to shut down. >> we've spoken to the fact that there was and event las year. >> reporter: what was not revealed was that the hackers apparently then worked their way

. >> techknow heads to costa rica to see how one rainforest is fighting back. >> wow! some of these are amazing. >> techknow's team of experts show you how the miracles of science... >> this is my selfie, what can you tell me about my future? >> can affect and surprise us. >> don't try this at home. >> "techknow" - where technology meets humanity. monday, 6:30 eastern. only on al jazeera america. >> part of l zea erica'& >special month ngn, if he was banned for two years, we will not have anyone for the next decade or more. it will be a big blow to malaysian sports. barcelona looking to preserve a 4-point lead at the top of la liga. barca facing a demanding 2-week stretch. a win away could be challenging. unbeaten in over a year at home. aiming to secure champion's league qualification. cristiano ronaldo will play in the match against abar, kicking off in a few minutes time. picking up a yellow card. real appealed after video showed he did not give and was brought down by a defender. >> translation: this match can be a trap. we have this two days rest after a hard game

this is one of the iconic animals of costa rica.