TechKnow

Join Cara Santa Maria, Phil Torres and Kosta Grammatis as they ask how soon genetically modified salmon could hit your table, how NASA charts out a Mars rover's path and discover a secret garden inside Chicago's O'Hare Airport.

Join Phil Torres, Kosta Grammatis and Cara Santa Maria as they investigate a bionic exoskeleton helping paralyzed people walk again and meet a teenage inventor of a cancer screening test.

Join our expert contributors Phil Torres, Lindsay Moran and Kosta Grammatis as they investigate a new device that allows hearts and other organs to live outside the body, explore New York City's ambitious plan to convert its taxi fleet to electric cars and meet a teenager who used a 3-D printer to create a prosthetic, robotic arm.

Join our expert contributors Phil Torres, Marita Davison, Crystal Dilworth and Lindsay Moran as they explore how a remotely piloted Predator drone helped fight the Rim fire in Yosemite National Park, investigate the use of advanced data in predictive police work and explore how one company is replacing polystyrene packaging with mushrooms.

Join our expert contributors Phil Torres, Lindsay Moran and Rachelle Oldmixon as they meet Carmen Tarleton, the seventh person in the U.S. to receive a full face transplant, as she rebuilds her life and meets the donor's daughter. Plus a look at how GPS technology helped bring California condors back from the brink of extinction.

Join our expert contributors Phil Torres, Kyle Hill and Crystal Dilworth as they explore high-tech methods to artificially inseminate honey bees, which are dying in record numbers. Plus we follow Phil to the jungles of the Amazon, where he experiments with scents to lure jaguars on camera, and Crystal goes to Napa Valley to test high-tech methods for making amazing wine.

Join our expert contributors Phil Torres, Lindsay Moran and Kyle Hill as they explore new technology, including a new kind of high-density plastic that can be inserted into students' backpacks or teachers' white boards in hopes of deflecting gunfire. Plus, Kyle visits an Indiana dairy farm that is turning cow manure into clean natural gas (CNG) to fuel their fleet of trucks.

Join our expert contributors Phil Torres, Rachelle Oldmixon and Marita Davison as they explore new technology that impacts our lives. Phil takes a ride with NASA in a flying science lab that measures evidence of climate change. Plus Rachelle looks at how residents in Greensboro, Ala., use bamboo, which grows locally, to make innovative bicycles, a much-needed jumpstart for the local economy.

Join our expert contributors Phil Torres, Marita Davison, Kosta Grammatis and Crystal Dilworth as they explore new technology that impacts our lives. Marita goes swimming with sharks to see first-hand how a new underwater robot is tracking animal behavior in the ocean. Kosta tests cutting-edge driverless cars from Nissan and Google that may be widely available by 2020. And Crystal goes on patrol with police forces using advanced data to try to predict crime.

Join our expert contributors Phil Torres, Kyle Hill, Lindsay Moran and Rachelle Oldmixon as they explore new technology that impacts our lives. Kyle goes to Cornhusker Country -- the University of Nebraska -- and Virginia Tech to look at how science might make football safer. Plus Lindsay investigates how one company has made mushrooms and other organic products into an alternative to polystyrene packaging.

Join our expert contributors Phil Torres, Crystal Dilworth, Marita Davison and Lindsay Moran as they explore new technology that impacts our lives. Crystal, a nicotine researcher, investigates the science behind e-cigarettes and vape culture. Plus, Marita meets chefs and scientists teaming up to create new high-tech restaurants, and Phil gets his hands on a new device that allows hearts, lungs and other organs to continue pumping blood outside the body.

Join our expert contributors Phil Torres, Marita Davison and Kosta Grammatis as they explore new technology and its impact on our lives. Marita goes inside San Francisco's new Bay Bridge to see its innovative approach to earthquake proofing. Kosta visits a startup working to make humans invisible to mosquitoes. And Phil meets a paralyzed woman taking her first steps using a bionic exoskeleton.

Join our expert contributors Phil Torres, Marita Davison, Kosta Grammatis and Crystal Dilworth as they explore new technology and its impact on our lives. Phil puts his entomology chops to the test to learn how bugs may be the most overlooked protein. Marita visits Florida orange groves using RNA interference to kill bugs that are infecting trees. And Kosta meets Easton LaChappelle, a Colorado teen who used 3D printing to make a prosthetic, robotic hand.

Join our expert contributors Phil Torres, Lindsay Moran, and Crystal Dilworth as they explore new technology and its impact on our lives. Lindsay learns how police departments are using lapel cameras and acoustic sensors to maximize efficiency and reduce crime. Phil meets the creators and users of specialized prosthetics and bionic limbs. And Crystal visits Napa Valley to learn how vineyards are using science to make better wine.

Join our expert "TechKnow" contributors Phil Torres, Lindsay Moran, Rachelle Oldmixon, and Kosta Grammatis as they explore new technology and its impact on our lives. Lindsay tests out the treatments doctors and therapists are using to help soldiers diagnosed with PTSD and traumatic brain injuries, including hyperbaric oxygen therapy and virtual reality therapy. And Kosta spends a day with Nissan to take a ride in their fully autonomous car.

Join our expert "TechKnow" contributors Phil Torres, Kosta Grammatis, Rachelle Oldmixon and Lindsay Moran as they explore new technology and its impact on our lives. Kosta gets a look at how 3D printing can be used to make everything from home electronics to baked goods—even an artificial heart valve that expands as pediatric patients grow. Rachelle examines the impact of rising acidity in the oceans on oyster farms in California, and Lindsay investigates a hard plastic now sold to schools and students that might stop bullets from an armed attacker.

Join our expert "TechKnow" contributors Phil Torres, Shini Somara and Kosta Grammatis as they explore new technology and its impact on our lives. Shini goes to Oklahoma to visit infamous "Tornado Alley" to see new innovations being developed to better track tornadoes and lessen the damage they cause, and to meet one mom determined to turn her family's tragedy into safer schools across the state. Kosta discovers a secret garden inside Chicago's O'Hare Airport and explores other ways vertical farming impacts restaurants and even schools.

Join our expert "TechKnow" contributors Phil Torres, Marita Davison, and Crystal Dilworth as they explore scientific discoveries and new technology and their impact on our lives. Phil travels to Peru to uncover whether a spider or mite could be constructing never-before-seen circular web structures. Marita gets a taste of Beyond Meat protein products, which strives to taste -- and feel -- just like chicken, except it's made in a lab. Plus, Crystal heads to an e-cigarette convention to learn more about the alternative to traditional smoking that's gaining popularity fast.

Join “TechKnow” contributors Phil Torres, Shini Somara, Marita Davison and Kyle Hill as they explore scientific innovations and their impact on our lives. Shini reports on facial recognition software used for law enforcement—and nightclubs. Marita visits a San Francisco lab working to build a better, plant-based egg substitute. Plus Kyle visits a solar field in Nevada.

esting out satellite technology that can detect a heartbeat buried under rubble.

New data on e-cigarettes reveals what's really in them and the secondhand smoke impact.

Taking their cue from cancer-detecting dogs, scientists work towards developing high-tech devices that can sniff out cancer early.

Scientists want to harvest spider silk, which could be used to hold up bridges or create artificial body parts.

NASA observes shrinking glaciers and fast rising seas; charts impacts of climate change.

Living laboratory; one of the greenest houses on earth; high-tech house may help solve climate change issues.