A cesium atom in an atomic clock beats over nine billion times a second.
43
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Iron weighs more after it rusts.
16
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
Balsa wood is classified as a hard wood!
41
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
Brass doorknobs automatically disinfect themselves in about 8 hours.
18