join the conversation by following us on twitter and at aljazeera.com/techknow. >> welcome back to techknow are talking extreme weather events. over this last year, we have seen some big ones. >> the scientific community is tackling this head-on. there are a lot of economic consequences as well. raise. >> recently, noaa published results saying there were eight specific weather events that cost over $1,000,000,000. i went to a lab where they can actually simulate that kind of devastation. let's take a look. >> nan concrete chamber seven stories tall and big enough to hold nine football fields, they are making some of the most violent weather in america. ♪ >> tell me about the space. this is a unique facility. we call it mother nature in a box. worry focused on extreme weather events, wind fact water, environment and hail. and it's all powered guy this closal wall of fans. >> increasing wind speed. i am standing in what appears to be a tropical windstorm at 4 file miefz per hour. >> that's a breeze compared to a category 1 hurricane. here, a wall of fans can hour. >> that's enough to blow do

is "techknow." a a show about intersection of hardware and heuvment and we're doing it in a unique way. this is a show about science, by scientists. tonight, "techknow" investigates mining the deep. dr. shini somara is a mechanical engineer. tonight, one company's ambitious plan that could be worth a fortune in gold silver and copper. they think about metals and owhole lot of money. marita davison, can science and industry coexist? >> industry's motivation is to make profits. >> i'm phil torres. i'm an entomologist. 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 qu

go behind the scenes at aljazeera.com. >> on techknow cars... behind keeping us safe on the road >> oh... >> oh my god... >> the driving force behind these new innovations >> i did not see that one coming >> 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 effect and surprise us... >> sharks like affection >> techknow... where technology meets humanity... only on al jazeera america >>> this is al jazeera america. i'm thomas drayton in new york. i'll get you caught up on the top stories of this hour. a mother overcome by grief, vowing to continue her son's good work following reports of his execution by i.s.i.l. >> the planes did not leave the air, day and night. they did air strikes day and nigh. >> i.s.i.l. forces are pounded into retreating from two key

that's right here in the future and we here at "techknow" will be covering it.go behind the scenes at aljazeera.com/techknow. and visit us on facebook, google >> monday, a climate emergency. >> so a species could not be here in ten years. >> nasa steps in to help protect the future of the planet. >> the tropics regulate our climate. >> "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, 5:30 eastern. only on al jazeera america. >>> announcer: this is al jazeera. >>> hello, welcome to the newshour. i'm shuty ghosh live from headquarters in doha. >>> coming up in the next 20 minutes. kidnapping from tikrit >>> un-security council describes abd-rabbu mansour hadi as the legitimate leader of yemen >>> south africa spying on

aljazeera.com/techknow.our contributors on twitters, facebook google+ and >> next monday studying deadly viruses. >> these facilities are incredibly safe, incredibly secure. >> go inside the study of infectious diseases. >> ventilated footy pajamas. >> protecting those working to protect us. >> we always have to stay one step ahead of them because they're out there. >> 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. next monday, 5:30 eastern. only on al jazeera america. >> announcer: this is al jazeera. ♪ welcome to the news hour i'm live from our headquarters in doha and coming up in the next 60 minutes libyans assess the damage a day after egyptian air strikes. break down in talks between greece and the european creditors and what is next for athens? more migrants rescued at sea bringing the number this year to 6,000 and we a

aljazeera.com/techknow.our contributors on twitters, facebook google+ and >> hello welcome to the al jazeera news hour live from our headquarters in doha. coming up, egypt's president calls for an international coalition to intervene in libya a day after cairo said it struck isil targets there. >> a missed deadline in east he were ukraine where fighting continues despite a ceasefire. >> not a very warm welcome for russian president value pass

that's right here in the future and we here at "techknow" will be covering it.go behind the scenes at aljazeera.com/techknow. and visit us on facebook, google >> monday, a climate emergency. >> so a species could not be here in ten years. >> nasa steps in to help protect the future of the planet. >> the tropics regulate our climate. >> "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, 5:30 eastern. only on al jazeera america. [music] >> welcome to the news hour. we're in doha and these are the top stories. isil kidnaps 70 people from christian villages. and human rights watch says it has evidence syria's government used the banned barrel bombs to attack rebel-held areas. >>> and more leaks in intelligence cables. we'll reveal which government wanted to spy on the

my first shoot for "techknow" was all about tornado technology, which was incredible.t's my area of expertise. it was so exciting flying to oklahoma and texas, where we got to see the facilities being used to research tornados. the passage of this is to learn about the innovation incorporated into building regulations to keep people safe during a tornado. at texas tech they establish the wind institute. and it's there that they have one of the largest tornado simulation laboratories. >> this is vor tech. >> it's great meeting the professor, who talked me through the design of the lab. we create tornado-like things that mimic the wind speed. >> he is making the steps to understand how tornados are formulated. essential. >> there's a lot of different types of tornados. we can mimic them in here. >> by creating a scaled down version, you can see how it takes shape from the pressure senses to temperature, to the sped some tore and the abbing seller some terse. that technology was underneath. >> i'll go turn it on and we'll have some fun. >> you had the slits in the floor i

aljazeera.com/techknow.our contributors on twitters, facebook google+ and >> monday, studying deadly viruses. >> these facilities are incredibly safe, incredibly secure. >> go inside the study of infectious diseases. >> ventilated footy pajamas. >> protecting those working to protect us. >> we always have to stay one step ahead of them because they're out there. >> 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, 5:30 eastern. only on al jazeera america. >> welcome to the city of culiacan sinaloa, a place that is known as the cradle of drug trafficking. >> ahead of you lies a treacherous border crossing. >> people have died there and so we're like practically walking into a death trap. >> this is the most dangerous part of your trip. >> so the first day don't kill ya, it's the third day that kills ya. >> we

aljazeera.com/techknow.our contributors on twitters, facebook google+ and >> monday, studying deadly viruses. >> these facilities are incredibly safe, incredibly secure. >> go inside the study of infectious diseases. >> ventilated footy pajamas. >> protecting those working to protect us. >> we always have to stay one step ahead of them because they're out there. >> 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, 5:30 eastern. only on al jazeera america. >>> turkey launches a military operation in to syria to evacuate troops guarding a historic too tomb. ♪ ♪ >>> hello, you are watching al jazerra. live from our head quarters in doha. also coming up. yemen's hadi insists he's still president but the houthis reject that claim. ukrainian forces and bro-russia separatists exchange dozens of prisoners as part of a ceasefire d

that's our team, now let's do some science. >>> hey, guys, welcome to "techknow." i'm phil torres jind by marita davison and costa. you designed bionic eyes yourself. and this story you got to look there. >> you talk about changing the world and huge innovation in science and technology, talking about restoring vision for the blind. this new technology approved by the f.d.a. - weigh saw it installed in a patient. it's amazing stuff. let's check it out. [ ♪ music ♪ ] . >> reporter: in a few minutes lisa will undergo an innovative surgery procedure, taking her from darkness to eventually seeing shapes outlines and images. >> and we are literally hours right? >> yes. >> reporter: how long have you been waiting? >> a year and a half since i heard about it and trying to get though the process, approvals. i can't believe it's here. >> reporter: lisa has rhettinal pigmentosa, a degenerative disease. sight loss can be severe to complete blindness. >> i see shadows, and sometimes silo wets, depending on the light in the room. it's gradual, since my mid 20s. probably in the

. ♪ ♪ ♪ ♪ ♪ ♪ >> welcome to "techknow."rres and this week i'm here with kyle, rachelle and marita. kyle you went to harvard university to look at one of america's most deadly diseases. tell me about it. >> i went to harvard and spoke with researchers that found a molecular needle in a haystack. let's take a look. the human heart is a miraculous fist size feat of engineering. beating more than 2.5 billion times in a lifetime. pumping five quarts of blood in a minute or about 2.5 million galoshes a day. the equivalent of filling up your suv whom times 100 times a day. unfortunately, the heart isn't a machine that's built to last. [ flat line ] >> when you get these heart failure episodes what is it like? what does it feel like? >> it feels like you can't breathe and it feels like you're going to pass out. >> dr. richard lee is antoinette owens heart failure. treating her for diastolic heart failure. >> her heart doesn't fill properly. >> he and his colleague joined forces in their labs to tackle this problem. what they found

and go behind the scenes at aljazeera.com/techknow. on >> we're driving to a crime scene in a suburb outside of columbia, south carolina... we've come because more women are killed by men here than any

join the conversation: >>> hey, welcome back to "techknow."you are showing us technology where cars are communicating with cars and infrastructure like stop light to make our driving experience safer, and now they let you behind the wheel. >> yes, i got to test drive a car with a v2v system, and the challenge was to drive as badly as possible. >> how did that go? >> i'll let you decide. let's take a look. >> reporter: so this is quite a blind spot, isn't it, because... >> you can't see past the tall bush there. it's hard to tell when traffic is coming by. >> reporter: tricky to paul out. a dreary day at general motors in warren michigan gave me a dose of reality to test drive the v2v. >> as a drive, when you can't see the road you edge forward. i'll do what i would naturally do - edging forward. [ beeping ] coming. >> that's an advantage of v2 v. it works if you driver can't see approaching vehicles. >> reporter: general motors is one of nine major car-makers working together to make v2v a reality, an unusual teaming in a normally competitive

go behind the scenes at aljazeera.com. >> monday on techknow.re was a miracle >> grace's stem cells are in this box >> that could save the life of your child >> we're gonna to do whatever we can >> would you give it a try? >> cell therapy is going to be the next big advance in medicine >> tech know, every monday go >> tech know. >> we're here in the vortex. >> monday, 5:30 eastern. only on al jazeera america. >> and welcome to the news hour. we're in doha. argentina launches an investigation of argentina president christina concern in kink in achris christina

this is techknow, a show about this is techknow, a show about innovasions that innovasions that can change lives. can change lives. ...the science of ...the science of fighting a wildfire... fighting a wildfire... we are going to explore hardware we are going to explore hardware and humanity and doing it in anique way. and humanity and doing it in anique way. >> this is a show about science by scientists. >> this is a show about science by scientists. let's check out our team, hardcore nerds. let's check out our team, hardcore nerds. >> i am phil torres. >> i am phil torres. i am an eventmologist. i am an eventmologist. tonight, a special edition of tonight, a special edition of techknow: the revolution techknow: the revolution

go behind the scenes at aljazeera.com. >> monday on techknow.re was a miracle >> grace's stem cells are in this box >> that could save the life of your child >> we're gonna to do whatever we can >> would you give it a try? >> cell therapy is going to be the next big advance in medicine >> tech know, every monday go where science meets humanity. >> this is some of the best driving i've every done, even though i can't see. >> tech know. >> we're here in the vortex. >> monday, 5:30 eastern. only on al jazeera america. >> welcome to this news hour coming to you from doha. >> talks to find the ukraine crisis. >> our coalition is on the offensive. isil is on on the defensive and isil is going to lose. >> u.s. president barack obama calls on congress to sign on to his plan to degrade and destroy isil.

this is "techknow". a show about innovations that can change lives. >> the science of fighting a we're going to explore the intersection of hardware and humanity and we are doing it in a unique way. this is a show about science by scientists. . >> tonight "techknow" vets the virus hunters. >> we want to understand the evolution of these pathogens. >> this team deals with the deadliest pathogens on the planet. >> all the damage microscopic agent. lindsay moran is ex-c.i.a., she's about to join them. entering a biolab. >> sorry, we cannot confirm your identity >>> why ebola is not the biggest concern? >> what is going to be like ebola, but we haven't seen it yet. dr charlotte mcshane is a mechanical engineer. tonight what she learnt about tornados. phil torres. that's our team now let's do -- i'm phil torres. i'm an entomologist. that's hour team nout let's do some science. >>> hey, guys welcome to "techknow", joined by dr ross shimabuku, and lindsay moran. microscopic things have been making news. viruses

>>> this is techknow. a show about innovations that can change lives. we're going to explore the intersection of hardware and humanity and we are doing it in a unique way. this is a show about science by scientists. let's check out the team of hard core nerves. costa is an engineer designing bionic eyes to space satellites. we are in the oi for a life-changing moments. >> we are hours away. how long have you been waiting for surgery? >> lisa has not been able to see for decades. she's about to be fitted with amazing technology. will it work. a real-life drama. >> you tell us when and if you see anything. >> i'm seeing flashes. marita davison is a biologist specialising in ecology and revolution. tonight it may look like i'll yeps, but this is real. >> this adult is basically carcass. >> insects cattle it out and the health of california's orange crop is at stake. i'm phil torres. i'm an entomologist. tonight the great white shark makes a comeback. that's our team, now let's do some science. >>> hey, guys, welcome to "techknow." i'm phil torres jind by m

on al jazeera america. >> hi guys, welcome back to"techknow." shini, before the break we were introduced to victoria, a spirited woman on the donor list. >> i found victoria, a great grandmother, with a great joy for life, but she was in a critical condition where she desperately needed lungs. it was literally life or death. take a look at what happens next. victoria bloom felt desperately needs a lung transplant. >> she has got probably less than a year to lef live. >> but a new device could mean the difference between life and death. >> you can see patients literally die on the waiting list of. >> is that feasible? >> it could be keeping moring patients on the waiting list. >> it has the capability of improving the functionality of the organs. lungs in a box: will she get them? >> i'm too young to be put out to pasture. glus got off the plane and jumped on a cab. vicky is waiting for her double lung transplant. and they are arriving in ocs mches! cs machines! >> for those three hours i really -- i didn't want to think about it. ♪ ♪ ♪ >> you kn

welcome to techknow. guys, i've got some stats for you. california is currently having the driest year in 90 years. over 60% of the west is in a drought. now, when it's that dry, there is one danger that really comes to mind. >> that's: wildfires. as common as these are, it has not with been until recent years that scientists understood how they move and how to save fight them. . >> california's governor declared a state of emergency wildfire. >> i want to make sure that the researchers are deployed. >> summer, 2014, in america's west is under fire. making national t.v. headlines for both the size and ferocity of the burns. >> fire world emerging from the parched hillside. >> the end of fire season is nowhere in sight. >> we are seeing near unprecedented drought. so what that means is we have seen the beginning of fire season much earlier. some even say that last fire season truly never ended. and we are going to probably see this fire season extend much longer than normal. >> this is the first day that we are on the scene. the crews are s

the disappearing delta only on al jazeera america >> monday on techknow.here was a miracle >> grace's stem cells are in this box >> that could save the life of your child >> we're gonna to do whatever we can >> would you give it a try? >> cell therapy is going to be the next big advance in medicine >> tech know, every monday go where science meets humanity. >> this is some of the best driving i've every done, even though i can't see. >> tech know. >> we're here in the vortex. >> monday, 5:30 eastern. only on al jazeera america. ♪ ♪ ♪ ♪ >> hey guys, welcome back to "techknow." i'm phil torres and i'm here with dr. shini somara and marita davidson. marita, you went through a bit of a swim. >> i got to are swim with researchers from cal state shark lab, measuring all sorts of environmental conditions. let's take a look at it. this is catalina island. 27 miles off the coast of los angeles. a place known for its beauty both above and below the ocean that surrounds it. most of the fish that call these waters home go relatively unnoticed. but one species is impos

this is techknow, a show about innovations that can save lives. we are going to explore the intersection of hardware and humanity and we are doing it through unique ways. this is a show about science by scientists. let's check out our team of hardcore nerds. i am phil torres, an entymologist. from base can camp, we are on the scene after raging wildfire. the scientists who go directly in the path of a firestorm. their kairmz camera's actually consumed by flames. what they are learning could save lives. then dr. shimmy somara is a mechanical engineer. her undersea interview with david grandfather. >> marina davidson is a biologist specializing in e coming and evolution. >> that's our team. now, let's do some science. welcome to techknow. guys, i've got some stats for you. california is currently having the driest year in 90 years. over 60% of the west is in a drought. now, when it's that dry, there is one danger that really comes to mind. >> that's: wildfires. as common as these are, it has not with been until recent years that scientists understoo

go behind the scenes at aljazeera.com. >> monday on techknow.re was a miracle >> grace's stem cells are in this box >> that could save the life of your child >> we're gonna to do whatever we can >> would you give it a try? >> cell therapy is going to be the next big advance in medicine >> tech know, every monday go where science meets humanity. >> this is some of the best driving i've every done, even though i can't see. >> tech know. >> we're here in the vortex. >> monday, 5:30 eastern. only on al jazeera america. >> hello and welcome to the news hour from doha. these are our top stories: >> >> two al jazeera journalists jailed for 411 days have been released on bail as their retrial begins in cairo. >> a breakthrough on the ukraine crisis warring parties agree to a ceasefire after hours of tough negotiations in

. ♪ ♪ >> hi guys, i'm phil torres, welcome to a very special episode of "techknow."re getting revolutionary access to technology, a revolution story, dr. shini somara to tell it. >> it is one of the most interesting things i've ever done in my life. changed my idea, machines replacing human bodies essentially. take a look. >> breathing. it usually happens so naturally, most of us never ever think about it. that is, of course, until there's a problem. currently, 1600 people are on a waiting list all desperately wait bewaiting for a lung transplant. which is why we're here, to understand a lung transplant team, how they rush into action when a lung is available. and game changing technology. st. joseph's is starting the organ care system, also known as the ocs. the device allows the vital organs like the heart and lungs to stay warm and functioning generosity the human body. if approved by the fda, it could change the way donor organs are transported. dr. michael smith is the surgical director of lung transplantation at st. joseph's. >> historically what we've done is

aljazeera.com/techknow.our contributors on twitters, facebook google+ and s ♪ >>> this is al jazeera. ♪ >>> welcome to the newshour. i am rob mathson in doha. protests on the streets of yemen as the president who was forced out of power escapes house arrest. >>> nigeria's army says it recaptured a key town from boko haram fighters in the northeast of the country. thousands of people demonstrate in moscow in opposition to last year's uprising in ukraine. plus, stealing from hollywood, the u.s. tries to stop illegal online

join the conversation by >> ♪ ♪ ♪ ♪ ♪ >> hey guys welcome back to "techknow." you have for us? >> now mother nature has had the benefit of trial and error engineering for 50 billion years. just the last 50 years we started to are follow her lead. here companies are mimicking her by biomimicry. let's take a look. in 1903 when orville and wilbur wright invetted the first flying machine to transport man, they looked to birds, pigeons, for example, velcro created by george de mastral was mimicked by the looks at the end of bird bakes. biomimicry or copying mother nature's solution he from everything to symptomming bacteria to mixing water, could be just the thing to lead us out of the industrial revolution and into another one. thanks to one of the most feared oceanic species on the planet, reduced up to 40%. they spend their lives underwater and yet sharks remain algae, bacteria and barnacle-free. on close examination, dr. tony brennan discovered that's due to the denticles, tiny, sharp, teeth-like shapes found all over the shark's skin, he was determined to dupli

for more exciting innovations join us next time on "techknow".he scenes at aljazeera.com. >> this is al jazeera america i'm thomas drayton in new york. let's get you caught up on the top stories this hour. >> to the terrorists, we would never never forgive them for this act. we are going to coordinate with the international society japan would never defeated by terrorism. >> japan's minister expresses his outrage after a second hostage is executed. >> they did air strikes all day and night. they targeted

on al jazeera america. >> ♪ ♪ ♪ ♪ ♪ >> hey guys welcome back to "techknow."kosta what do you have for us? >> 3d printing. we went and took a look at all the greatest and latest new technologies, from heart valves to sugary treats, 3d printing on "techknow." from trinkets and 96 nicknacks, 3d fashion and food, from auto makers prototyping parts, to nasa, printing parts. >> this is absolutely a critical technology. >> and medical solutions. >> we've seen the row bow solution,. >> to life altering research. >> my lab makes ears. it's alive when it goes into the printer, it's alive when it comes out of the printer. >> creating the molds for replacement need to prototyping tv remotes. 3d printers are not anything like your home printer. >> 3d printing is a process that makes physical objects. a 3d principlers spits out droplets on a plate. little by little, not making a picture of the coffee cup but the coffee cup itself. every 3d print starts with a file, where to print, where to put the material. hoar is the printed speaker, you can go ahead and make changes. >>

only on al jazeera america. >> ♪ ♪ ♪ ♪ >> hey guys welcome back to "techknow."with kyle and rachelle. rachelle tell me what can i do with bamboo to get around town? >> turns out you can build a bike. we were using bamboo for well over a century. but down in greensboro, alabama, you can build a bike with an innovative new design. why don't we check it out? deep in the heart of rowe alabama, the once thriving town of greensboro is struggling. a quarter of the population lives below the poverty line. the catfish capital is struggling to keep its head above water. >> what happened when you came here? >> about 75% of the shops shut down. >> there was one thing they had plenty of. >> we have a lot of bamboo. you have to have something you're making out of it. >> pandor became somewhat of a one woman stimulus plan for governor'sboro, running the hero foundation, she tapped into the town's most unwanted resource to do it. bamboo bicycles aren't exactly a new idea. they have been around since the first one was introduced back in 1894. and now they are gaining popularity

for more exciting innovations join us next time on "techknow".he scenes at aljazeera.com. >> japan condemns the killing of journalist kenji goto by i.s.i.l. highly likely the video is authentic. are hello, this is al jazeera live from doha. i'm adrian finnegan. also ahead egypt vows to crack down on attacks in the sinai peninsula. >>> founder days since our journalists were imprisoned in

. ♪ ♪ >> hi guys, i'm phil torres, welcome to a very are interest interesting show of "techknow." here to meet sarah parcak, buried picture midst in egypt is to start 380 miles from earth. contracts about our-- secretes about our history . helping learn about it. let's dig in. >>> to help unearth secrets of the ancient past, we look down into the space and into the future. dr. sarah parcak is is a pioneering archaeologist. using satellite imaging, she was the first to map egypt's city of tanis. she then used the same technology to discover over 300 settlements. there are many people out there that may see you guys out there digging around in the dirt and wonder why. >> i think if we look back there is so much we can learn from people in the past about who we are today. but the reality is, we haven't changed. we're the same people that built the picture midst. and -- pyramids, when i look at one story, there's an inscription in the western desert and a guy is writing on the face of a cliff, man, i can't believe how much i had to drink. my boss is going to be so angry. i don't under

join the conversation by following us on twitter and at aljazeera.com/techknow. hear at toyota's weather testing room. >>> the driverless car. the state of california granting licenses for autonomous vehicles in our very on costa gramattis is going to take one for a spin. >> the road to the driver -- road to the driverless car has been a long one. >> all set for auto control. >> this is how general motor envisioned the future in 1957? >> in and out under automatic control, hands-off steering. that was then. this is now. this is gm's concept car, aided itself aided bio board cameras and v to v technology? >> take it off, the wheel. >> come 2017, gm starts selling cadillacs with super cruise, a semi automated system that can let the car do much of the driving and take control to avert a crash. >> we found quickly people get a just to the system, are willing to take hands off of the wheel and feet off of the pedals. >> gm is not the only auto maker gearing up for driverless cars. nissan is racing toward a 2020 deadline for a fully autonomous vehicle. and the top res