The bark of an older redwood tree is fireproof.
65
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Aluminum used to be more valuable than gold!
84
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
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