The first alarm clock could only ring at 4 a.m.
120
Whale oil was used in automobile transmissions as late as 1973.
56
Sony researchers have developed a refrigerator that only opens when you smile.
9
Surgeons who grew up playing video games make 37 percent fewer mistakes.
250
Students at MIT developed a wristband that can regulate your “thermal comfort”, which could possibly eliminate the need for central heating and cooling.
17
More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
55