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Season 4 Episode
- Season 1 Harvesting GMO Salmon & Vertical Farms
- Season 1 Exo Bionic/Cancer Test
- Season 1 Heart-in-a-Box/NYC Electric/NASA Kid
- Season 1 Drones/Predictive Policing/Mushrooms
- Season 1 Face Transplants/Condors
- Season 1 Bees/Amazon Animal/Wine
- Season 1 Back-to-School / Cow Manure
- Season 1 NASA Seac4rs / Bamboo Bikes
- Season 1 Shark Robot/Driverless Cars/Predictive Policing
- Season 1 Concussion Tech / Mushrooms
- Season 1 E-Cigs/Heart-in-a-Box/Foodology
- Season 1 Earthquake Tech / Mosquitoes / Exo Bionic
- Season 1 Orange Blight / Bugs as Protein / Space Boy
- Season 1 Hi Tech Police / Bionic Arms / High Tech Wine
- Season 1 PTSD / Oysters / Driverless Cars
- Season 1 Exo Bionic / Cancer Test
- Season 1 Drones/Predictive Policing/Mushrooms
- Season 1 3D Printing/Texas Tech/Vertical Farms
- Season 1 Lungs-in-a-Box/Bamboo Bikes
- Season 1 DNA Pt 1/Molten Solar/Bugs as Protein
- Season 1 DNA Testing at Home
- Season 1 Fountain of Youth?
- Season 1 Lung in a Box
- Season 1 Space Archaeology
- Season 1 Inside the CSI
- Season 1 The Frozen Zoo
- Season 1 Medical Marijuana for Kids
- Season 1 Designer Drugs: Legal & Lethal
- Season 1 Hollywood Resurrection
- Season 1 Eyes in the Sky
- Season 1 Facial recognition, faux eggs, and solar energy
- Season 1 Survivors: Help in a Heartbeat
- Season 1 Smoking out the Truth: E-cigarettes Exposed
- Season 1 Sniffing Out Cancer
- Season 1 The Amazing Spider Web
- Season 1 Frozen: Operation IceBridge
- Season 1 Science Slumber Party
- Season 1 Distracted Driving
- Season 1 Farms Without Fields
- Season 1 Brain Hack
TechKnow - Season 1 Episode 3 Heart-in-a-Box/NYC Electric/NASA Kid
0.00 25 minutes 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.
