kyle hill joins us from los angeles. kyle, good to speak with you. let's start with this one. how much energy do the people involved in this project anticipate this plant will supply when it's up and running and completed. >> any solar power plant it will vary with the time of the day. but a good metric to use, this could produce up to 25% of what the hoover dam produces. >> what is the las vegas connection here? >> so because of various intricacies, it has to be perfectly situated to provide power to the flittering lights of the strips. some of those dazzling lights that you'll see might be getting power at night from the sun. >> how unique is this technology, and what kind of impact will it have on solar energy? >> the cool thing on this technology is we've had the components all along. what is innovative is how it's being put together. the molten salt that holds the heat that turns water into steam, and steam turn iting turbines and electricity at night. that's the innovation here. we've already had this. this is why this is so cool. this is the only plant in the u.s. or ev

lindsay moran is a former cia agent, kyle hill is an engineer, tonight he's got the dirtiest job and the science that can revolutionize indians's dairy farms. michelle nixon, and i'm phil tors.

kyle hill is an engineer. tonight he's got the innovation that will light up las vegas, a unique plant that stores light during the kay, to light up the night . i'm phil torres, i'm an entomologist. but tonight, i've got the story that will have you shaking your heads. why bugs should be a part of your next meal. that's the story, now let's do some science. are ♪ ♪ ♪ >> welcome to "techknow". i'm phil torres and today i'm here with kyle, lindsay and rachelle. we're going to start with a story of how we can use our dna in medicine . rachelle, what do you have? >> i submitted my dna for a company called 23andme. let's find out. >> simple test, nothing complicated. the first thing i have to do is take the tune and i get to fill it with slief hav splie saliva. you can watch me spit. that's done. i joined 23 million people who sent their saliva to 23andme. to conduct a personal dna test. th they begin with our 46 chromosomes, 23 from each parent, filled with you're dna. dna is a double helix with base pairs of nucl

kyle hill is an engineer, and he's investigating head-to-head combat and cutting edge technology that can help to detect a concussion before it's too late. >> lindsay moran is an ex-c.i.a. operative. she was packaging that can one day replace polysterene. rachelle oldmixon specialises in behaviours. i'm phil torres, i study insects in peru. that's our team. let's do some science. ♪ music ] >> hi, guy, welcome back to "techknow." i'm phil torres, with rochelle, kyle and lindsay. kyle, the nfl paid over three-quarters of a million to settle a lawsuit. what was it about. >> there's a focus on the concussion problem. the nfl has thousands of place, and millions of players in youth and challenge football. i went to virginia tech to look at technology to test helmets and track hits on college and youth players. let's take a look. . >>> homecoming in the heartland. this is cornhusker county. nebraska university, the epicentre of college football. >> first big win. >> along with the tradition of football - come the hits. cheer cheer >> big hits like this one in front of our cameras. no one kn

kyle hill is an engineer, and he's investigating head-to-head combat and cutting edge technology thatcan help to detect a concussion before it's too late. >> lindsay moran is an ex-c.i.a. operative. she was packaging that can one day replace

lindsay moran is a former cia agent, kyle hill is an engineer, tonight he's got the dirtiest job and the science that can revolutionize indians's dairy farms. michelle nixon, and i'm phil tors. that' torrez and let's do some science. >> we are back for another exciting show and lindsay you can start us off. this is important to you as a mother. >> i did a story on ballistic backpacks and bulletproof backpacks. one being a former cia officer who thinks any layer of added security is good and one as a mom in do i really want to give my kids the idea that this kind of technology is going to keep them safe? let's have a look. >> as a former cia agent i learned how to shoot a variety of guns. so when techknow asked me to cover a story about the trend in bulletproof back to school supplies, it intrigued me. as a former operative and as a mom. back to school shopping it's always the most stressful time of year for parents like me who are not prepared and now we've got one more thing to worry about: some parents are buying items like this insert intended to bulletproof backpacks to their bac

kyle hill is an engineer. he's on the trail of something decimating bee population. >> crystal dilworth is a molecular neuroscientist. she shows us california's hi tech grapes - how science can achieve perfection in a glass. i'm phil torres. i'm an entermologist and i'll show you the spiders i found in peru. and how scent affects jaguars. that's the team, let's do some science. hey, guys, welcome to a fun week of science in the field. kyle, what is happening to the bee, how can we save them? >> bee populations are diminishing around the country. i wanted to find out why. i travelled to the heartland of america to find innovative ways to find technology to save the bees. late summer in barrett minnesota it is usually buzzing with activity. i think we are ready to walk down to the beehives. >> the midwest is known for the commercial bee industry. we have empty boxes not filled with honey. nothing. >> bee kooepers are witnessing an alarming problem. how many bees are we losing? >> the losses are avt ron omic am.

kyle hill is an engineer.he's on the trail of something decimating bee population. >> crystal dilworth is a molecular neuroscientist. she shows us california's hi tech grapes - how science can achieve perfection in a glass. i'm phil torres. i'm an

kyle hill is an engineer. tonight he's got the innovation that will light up las vegas, a unique plant that stores light during the kay, to light up the

kyle hill is an engineer and i'm phil torres. ill i'm an entomologist. spiders, one builds its own decoy, another one spins its own web. that's our team, let's do some science. ♪ sneets ♪ >> hi guys, welcome to "techknow". i'm phil torres and i'm here with kyle, marita and crystal. i love a big challenge in the field. there is a mystery that i went to the per yo youuvian amazon. one of the best thing about working in the amazon rain forest is the road along the way. join me on the expedition that's about to get wet, wild and a little bit muddy. the peruvian amazon, a huge population of endemic plant and animal species, meaning they are found nowhere else on the earth. this makes it one of the most beautiful and pristine places around. about six months ago the researcher here at the tamba pata research center took a picture and posted it on the internet. little did he know the huge amount of attention it would get as a group of amateurs and experts tried to figure out what it was. we're trying to figure out what's making it. all right, we are reaching the

kyle hill is an engineer and i'm phil torres. ill i'm an entomologist. that's our show now let's do some science. ♪ ♪ >> hi guys, welcome to "techknow". i'm phil torres and i'm here with kyle, marita and crystal. now guys, as an entomologist, i love a good challenge in the field. there is a scientific mystery that i went to the peruvian amazon to solve. there is this weird structure. >> what is that? >> we went down there in the fact that this thing had been found in one place twice. one of the best thing about working in the amazon rain forest is the road along the way to uncovering the scientific mysteries. join me on the expedition that's about to get wet, wild and a little bit muddy. the peruvian amazon, a huge population of endemic plant and animal species, meaning they are found nowhere else on the earth. >> why here in tambopata? it is one of the unique places in the amazon that has been almost completely undies turned by deforestation. this makes it one of the most beautiful and pristine places around. about six months ago the researcher here at t

celebrity trend on jane's list, the electric facial made famous when "real housewives of beverly hills" star kyleter: yes, why not try this one too. >> so you'll get electrocuted but you're going to look great. >> reporter: with a healthy volt of electricity. >> it's a little much. >> reporter: the hannibal lecter looking mask -- >> love your suit. >> reporter: -- is supposed to give my facial muscles a workout. >> you're going to have a fresh-looking healthy glow and tighter skin. >> reporter: so does it work? oh, i can breathe. after a full day of pampering, i realize it's hard work keeping up with hollywood a-listers. for "good morning america," abbie boudreau. >> aaagh. >> reporter: abc news, los angeles. >> abbie. >> you could be electrocuted but you're going to look good. i did hear that, right? >> yeah. >> you did hear that. >> the full quote. >> yeah. >> thank you for that. >>> coming up, splurge or save. one coat that you're seeing is worth 750, and the other is one-fifth of that. >> oh, wow. >> come on back. ♪ it's not about the money >>> here we go, trying to save or splurge, people st