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 ball on top of a flagpole is called a 'truck'.
24
Super Nintendo and Sega Genesis had an online multiplayer mode.
-2
Windmills always turn anti-clockwise. Except for the windmills in Ireland!
184



