- Halley's comet passes the Earth every 76 years (the next time it will return will be 2062).
- The average person falls asleep in 7 minutes.
- The electric toothbrush was invented in 1939.
- 111,111,111 x 111,111,111 = 12,345,678,987,654,321.
- Dolphins can kill sharks by ramming them with their snout.
reload more facts | visit cool facts
add this widget to your website