Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
Nylon is made from coal and petroleum.
42
Oak trees produce 2,200 acorns in a season, but each acorn only has a 1 in 10,000 chance of becoming an oak tree.
304
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
Scientists are now able to grow 'beating' heart tissue in a lab!
162
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
The storage capacity of human brain exceeds 4 Terrabytes.
140