A toaster uses almost half as much energy as a full-sized oven.
33
Scientists in China have built a prototype high-speed maglev train that is theoretically capable of reaching speeds of up to 1,800 mph (2,900 km/h).
1
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
Jumbo jets use 4,000 gallons of fuel to take off.
19
Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0
The electric chair was invented by a dentist!
122
The life boat was patented in 1845!
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