Students at MIT developed a wristband that can regulate your “thermal comfort”, which could possibly eliminate the need for central heating and cooling.
17
In the early 1960's, Porsche commercially manufactured farm tractors.
24
First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47
A small airplane can fly backwards.
75
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
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
Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
33