Most dust particles in your house come from dead skin.
48
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
The force of a suction cup is calculated using F=AP.
15
Research indicates that plants grow healthier when they are stroked.
173
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
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
In zero gravity, a candle's flame is round and blue.
16