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
Nylon is made from coal and petroleum.
42
The bark of an older redwood tree is fireproof.
65
For every gallon of sea water, you get more than a quarter pound of salt.
45
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116