A small airplane can fly backwards.
75
Whale oil was used in automobile transmissions as late as 1973.
56
Surgeons who grew up playing video games make 37 percent fewer mistakes.
250
First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47
Students at MIT developed a wristband that can regulate your “thermal comfort”, which could possibly eliminate the need for central heating and cooling.
17
Energy is being wasted if a toaster is left plugged in after use.
21