The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
German scientists claim to have evidence that suggests that our universe may exist inside of a computer simulated Matrix.
18
Your brain is 80% water.
525
Aluminum used to be more valuable than gold!
84
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
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Hot water can freeze faster than cold water.
181
Iron weighs more after it rusts.
16