According to studies, men change their minds two to three times more often than women.
72
Columbia University has developed an artificial tree that passively soaks up carbon dioxide from the air using "leaves" that are 1,000 times more efficient than true leaves that use photosynthesis.
15
The only letter not appearing on the Periodic Table is the letter "J".
180
In the 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
16
Pure water (H2O) does not conduct electricity on its own.
46
Hot water can freeze faster than cold water.
181
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118