Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
If the human eye was a digital camera, it would have 576 megapixels.
25
Coins usually survive in circulation for about 30 years.
66
You are more likely to be killed by a champagne cork than a poisonous spider!
193
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
People who drink coffee are less likely to commit suicide than people who don't.
268
Pollen never deteriorates. It is one of the few natural substances that lasts indefinitely.
58