Iron weighs more after it rusts.
68
Most dust particles in your house are made from dead skin!
67
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
Nearly 50% of the world's scientists are assigned to military projects.
71
If the chemical sodium is dropped into water it will immediately and violently explode.
67
Hot water can freeze faster than cold water.
181
The average temperature at 40,000 feet above sea level is -60 F.
56
Scientists aren't sure what color dinosaurs were.
312