The average temperature at 40,000 feet above sea level is -60 F.
56
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
Your brain is 80% water.
525
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
If the chemical sodium is dropped into water it will immediately and violently explode.
67
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42