Energy is being wasted if a toaster is left plugged in after use.
21
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
Windmills always turn anti-clockwise. Except for the windmills in Ireland!
184
A small airplane can fly backwards.
75
There's an "anti-smartphone" called John's Phone which can only make and receive calls.
7
Whale oil was used in automobile transmissions as late as 1973.
56