A toaster uses almost half as much energy as a full-sized oven.
33
Jumbo jets use 4,000 gallons of fuel to take off.
19
There's an "anti-smartphone" called John's Phone which can only make and receive calls.
7
There's a phone app called RoboRoach that allows you to remotely control a cockroach through a chip that you to manually implant into the unwitting critter.
10
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
The life boat was patented in 1845!
29