Iron weighs more after it rusts.
16
Hot water can freeze faster than cold water.
181
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
Most dust particles in your house come from dead skin.
48
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 storage capacity of human brain exceeds 4 Terrabytes.
140
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Scientists aren't sure what color dinosaurs were.
312