>> cara santa maria is a neuroscientist. i'm phill torrez. i'm an entomologist. >> the epic drought of 2015 takes a hidden toll. from above these trees may look green and healthy, they are not. >> here we see somthing that's dramatically different. >> now the technology that can see what we can't. >> that's our team... >> i'm a prarie barber. >> ... now let's do some science. hey guys welcome to techknow. i'm phil torres joined by cara santa maria and marita davison. and today we are going to talk two environmental stories and to start off the great american prairie. to me it's one of those iconic images of what the u.s. used to be. unfortunately, now it's almost entirely just a part of our history. >> yeah, there's been a lot of over development of farming, and the suburban explosion that's really taken a toll on a lot of prairie ecosystems. illinois has been extremely hard hit. it's changing but there's been a big change in the landscape there. yeah and this is happening across the u.s. but i gotta say what i really love about this story is

and that's why i'm joined by "techknow's" ex-cia operative, lindsay moran, and cara santa maria who can explain it from a neuroscience perspective. now, i've seen "molly" as a club drug but as a therapeutic drug? >> the military once used this as what they imagined could be a truth serum and now there's evidence that suggests that it could help ptsd sufferers. >> yeah and you know, scientists have long been intrigued by the sort of empathic benefits of mdma but now for the first time, there's an fda backed study so that they can see if these results are scientifically quantifiable. >> this serene treatment room nestled in the woods of south carolina... couldn't be further than the pulsing lights and booming music at this electronic music festival. at festivals and nightclubs the illegal drug "molly" or "ecstasy" is part of the culture. called "molly" or "x" on the street, mdma is really methylenedioxy-methamphetamine. it's a psychoactive drug first developed as a blood-clotting agent - later patented as a diet drug. when taken, mdma acts on the brain by causing the neurons to release mo

i'm phil torres joined by cara santa maria and marita davison. and today we are going to talk two environmental stories and to start off the great american prairie. to me it's one of those iconic images of what the u.s. used to be. unfortunately, now it's almost entirely just a part of our history. >> yeah, there's been a lot of over development of farming, and the suburban explosion that's really taken a toll on a lot of prairie ecosystems. illinois has been extremely hard hit. it's changing but there's been a big change in the landscape there. yeah and this is happening across the u.s. but i gotta say what i really love about this story is there's a bit of a twist. >> so, there is. i don't want to give anything away so lets go about 90 miles outside of chicago where they are bringing back a little piece of history. >> it's kind of a big piece of history. >> ok a big piece of history. >> it's a good one. >> you are looking at a 35-hundred acre experiment in a growing field known as "restoration ecology." this is the nachusa grasslands preserve i

hey guys welcome to techknow we're here with cara santa maria and marita davison, because we're talking about drilling for oil in the arctic. now i got to spend twelve days aboard an arctic ice breaker - the us coast guard cutter healy. let me just say, it was complicated. >> and phil, both weather and climate change are huge parts of the story because the sea ice in the arctic is receding. >> and i actually got to see that sea ice receding in action, and the scientists up there that were monitoring this are overwhelmed by the speed that this is actually happening. >> well it seems that the more the ice recedes, the easier it would be to drill right? >> yeah but what happens is actually different because even though the sea ice is gone, the extreme weather conditions remain and that's causing big problems for big oil. >> the arctic - remote, breath-taking - and one of the world's harshest frontiers. for years it's been a front line in a battle over the future of energy and climate change. temperatures here are rising twice as fast as the rest of the world. but the arctic may hold 13 per

people on the facebook page say they felt it in san ramon, danville, dublin, castro valley and santa cara. if you felt it log on to our facebook page and tell us what you felt and what you knee. >>> we want to -- what you know. >>> it is starting to cool down. >> a little bit. we'll take it. >> even a little bit. >> we'll take a little bit cooler over a little bit warmer. >> it was hot at 8:00 at night. >> my ac kicked on. >> we have a different twist, there's increase in some fog, it's very shallow. on the golden state bridge. there's not a lot but it's a sign of things to come. cooler for coast and i think the bay, john borrelli in reno said good morning. 54 in reno now, high yesterday 89, i put in that, it was a record. tahoe 80 was a record. driving home this morning, hope the fall temps for the bay area great me. it will be humid today but cooler tomorrow. a lot of high clouds, maybe a few showers toward the south. we're on the northern edge. the lows are warm. 50s for a few, a lot of 60s, hard to see the fog but it's there. this will move up, it will move in around central or south

bart, cal train, and the santa cara transportation authority. a train hit and killed a person in san jose. investigators are trying to determine why the person was on the track. the crash caused vta to use a bus. >> a station was closed for hours as paramedics rush to the scene. it caused delays in the bart system. and there were accidents yesterday involving amtrak and cal train. a train heading to sacramento hit a car in santa clara, no one was seriously injured but res than 10 minutes later a computer train hit a car. 500 people had to board another train. >> there's a revelation about one of the three correctional officer accused in the beating death of an inmate. they appeared in court yesterday and were met by hecklers. >> faris, and rodriquez are charged in the killing of michaelel a -- michael tyree. rodriquez is linked on the internet charges about whether someone can die if punched in the arm pit. the internet searches were conducted after tyree's death. the attorney for the victim's family talked outside of the courthouse. >> my clien

santa rosa.... el pasado 28 de mayo karina arango/hermana de prisionero 27:10 padas en la cabeza le azotaban su cara dia,se presento una demanda contrael alguacil de sonoma por practicas que alegan llegar al sadismo catalina aran/mad de jesus 33:02 yo siento mucho coraje,muo coraje quisra tenerlos en frente para golprlos pero eso es imposible verdad33;11 segun los abogados demandantes ese dia despues deque un prisionero protesto por el maltrato de otro... uno por uno, 20 prisioneros incluido jesusfueron sacados de su celda pa ser golpeados. izaak schwaiger/abogado demandante 207 lpizas noson aceptables dentro de una carcel a menos que hayalgun en peligr o en defensapropia, pero ellosestaban en celdas separados,esposas en total fuer mas de cinco horas... aseguran que a jesulo golpearon en cuatro ocasiones.... su cueoazotado contra el pisohasta defecar involuntaamen te... no lo dejaron limpiarpor dos dias, y fue enviado eaislamiento a otra celda...28:04 habia sangre seca por tos lados y excmento en lapared decenas de cartas de otrosprisioneros relatando lo ocurrido han sido reunidas porlos abogados qu

cara, están muy padre. luis: estuvimos platicando con la agrupaciÓn que anda sus estrenando un nuevo vÍdeo, los invito a ver la aventura que tuvimos ayer con ellos. ♪ ♪ >> estamos en disneylandia, quÉ bonito. >> santa desde niÑo tenía las fotos de mis abuelos de jalisco, presentes en mi familia. >> siempre poniÉndole una prenda lo que le gustaba al difunto, el mole muy tradicional en oaxaca, tambiÉn el mezcal, porque el mezcal siempre da vida. luis: eso me gusta, el mezcal da vida. >> vamos muchachos, con valentÍa. luis: adentro se imaginan lo que pasÓ, de pronto nos transportamos a "pesadilla antes de navidad", aunque nos divertimos y hasta bailamos, tambiÉn nos asustaron. muchachos, lamento interrumpir la emociÓn, pero falta un pequeÑo detalle, un recorrido. ahora sÍ. a las tres decimos, disneyland halloween time! la verdad que me encanta, siempre me encanta trabajar con los chicos de la santa cecilia, muy talentosos, y aparte estÁ rÍtmica la canciÓn de "la calaverita", muchas cosas pasan durante todo el mes porque la celebraciÓn de disneylandia termina el 1 de noviembre, hay personajes disfrazados, y muchas cosas que comer, para mÁs informaciÓn, ¿dÓnde? >> disneylandenespaÑol.com luis: todo el m