Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
Hot water can freeze faster than cold water.
181
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
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
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
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
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57