Iron weighs more after it rusts.
16
The average temperature at 40,000 feet above sea level is -60 F.
56
For a high school science fair project, 17-year-old Michio Kaku built a particle accelerator in his parent's garage that was able to generate a magnetic field 20,000 times greater than the Earth's and produce collisions powerful enough to create antimatter.
34
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
Balsa wood is classified as a hard wood!
41
Indoor pollution is 10 times more toxic than outdoor pollution.
62