The left ear is more responsive to words of love and emotion whispered into it than the right.
40
Nylon is made from coal and petroleum.
42
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
Pure water (H2O) does not conduct electricity on its own.
46
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
In zero gravity, a candle's flame is round and blue.
16