Top 10 INVENTIONS YOU WOULDN'T BELIEVE WERE MADE AT HOME ...

A needle-free injection system, a bug-watching garden camera, a wearable that helps with memory lapses and more were unveiled ...

Photographs by Jo Whaley for TIME; Inventions from left: On Cloudboom Strike LightSpray, Medical Microinstruments Symani Surgical System, Agility Robotics Digit holding Light Bio Firefly Petunias ...

Under the hot lights of a White House stage and the glare of brusque tycoons from ABC's Shark Tank, Felipe Gómez del Campo had 60 seconds to pitch his invention, a jet engine nozzle that reduces fuel ...