Sony researchers have developed a refrigerator that only opens when you smile.
9
Contrary to popular belief, putting sugar in a car's gas tank will NOT ruin its engine.
25
The first alarm clock could only ring at 4 a.m.
120
The life boat was patented in 1845!
29
Whale oil was used in automobile transmissions as late as 1973.
56
There’s an internet-enabled jacket which gives you a “hug” every time a Facebook friend likes your status.
12
The electric chair was invented by a dentist!
122
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41