The earth is approx. 6,588,000,000,000,000,000 tons.
175
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
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
Iron weighs more after it rusts.
16
One cubic foot of gold weighs more than 1,200 pounds!
78
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17