The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
Billions of neutrinos pass unnoticed through your body every second.
6
Cold water weighs more than hot water.
93
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
One cubic foot of gold weighs more than 1,200 pounds!
78
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17