Scientists aren't sure what color dinosaurs were.
312
If the chemical sodium is dropped into water it will immediately and violently explode.
67
Indoor pollution is 10 times more toxic than outdoor pollution.
62
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
The only letter not appearing on the Periodic Table is the letter "J".
180
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
In zero gravity, a candle's flame is round and blue.
16
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18