Scientists aren't sure what color dinosaurs were.
312
If the chemical sodium is dropped into water it will immediately and violently explode.
67
Cold water weighs more than hot water.
93
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
Your brain is 80% water.
525
Sound travels fifteen times faster through steel than through air.
134