At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
Sound travels fifteen times faster through steel than through air.
134
Indoor pollution is 10 times more toxic than outdoor pollution.
62
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
Liquid TIDE laundry detergent glows under a blacklight.
96
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
21
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155