A small airplane can fly backwards.
75
Students at MIT developed a wristband that can regulate your “thermal comfort”, which could possibly eliminate the need for central heating and cooling.
17
The electric chair was invented by a dentist!
122
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
The first alarm clock could only ring at 4 a.m.
120
In 1998, Sony accidently sold 700,000 camcorders that had the technology to see through people's clothes.
88
Windmills always turn anti-clockwise. Except for the windmills in Ireland!
184