Diamonds can be shattered with a hammer.
-104
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
A ball of glass will bounce higher than a ball made of rubber.
73
Sound travels about 4 times faster in water than in air.
408
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
Pumice is the only rock that floats on water.
14