Nearly 50% of the world's scientists are assigned to military projects.
71
Pure water (H2O) does not conduct electricity on its own.
46
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
Scientists aren't sure what color dinosaurs were.
312
Iron weighs more after it rusts.
16