An olive tree can live up to 1,500 years!
58
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
The hole in the soda can tab is actually used to hold a straw in place and stop it from rising.
27
A million dollars weighs about a metric ton. Hence the expression "a ton of money."
66
Déjà vu occurs when your brain tries to apply a memory of a past situation to your current one, fails, and makes you feel like it's happened.
12
