When glass breaks, the cracks move faster than 3,000 miles per hour. To photograph the event, a camera must shoot at a millionth of a second!
114
It's impossible to kill yourself by holding your breath.
22
In 1976, an underachieving Princeton junior undergraduate wrote a term paper detailing how to make a nuclear bomb. He got an "A", but never got his paper back because it was seized by the FBI.
16
Mentally doing a task makes you better at it. Your mind can barely tell the difference.
18
85% of all Valentine's Day cards are purchased by women!
38
Blue eyes are the most sensitive to light, dark brown the least sensitive.
105
In the U.S., more than 10% of lottery prizes go unclaimed!
55
You can immediately cool down a car that has been sitting under the sun by rolling down the window on one side and opening-closing the door on the other side 5-6 times.
23