During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
21
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Iron weighs more after it rusts.
68
German chemists made a replica of a trophy the size of one molecule.
68
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
A cubic yard of air weighs about 2 pounds at sea level.
31
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
No matter how cold it gets, gasoline will not freeze.
107