Host Mo Rocca shows a girl who is pioneering oil-producing algae by growing it under her bed; the Wright brothers building the first plane; innovations in pet tech; and a 3D printing pen.

Host Mo Rocca shows software that can accurately age any facial picture to up to 80 years old; a futuristic portable home of the past; emergency tech — how to stay in touch when the power goes out; how actress Hedy Lamarr changed our wireless world.