Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
33
Whale oil was used in automobile transmissions as late as 1973.
56
Energy is being wasted if a toaster is left plugged in after use.
21
Technically speaking, crystal glass is actually a Liquid that flows very slowly.
43
A small airplane can fly backwards.
75
Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
144
Students at MIT developed a wristband that can regulate your “thermal comfort”, which could possibly eliminate the need for central heating and cooling.
17