The chlorine smell in swimming pools is accentuated by the chemical's reaction with impurities (like poop.)
7
You burn 26 calories in a one minute kiss.
605
When glass breaks, the cracks move at speeds of up to 3,000 miles per hour.
423
There was once an undersea post office in the Bahamas.
241
No one knows Albert Einstein's last words. Just before he passed, he spoke several words in German, but his nurse only knew English.
154
American car horns beep in the tone of F.
66