The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
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
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
Each day, up to 150 species of life become extinct.
-23
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
The bark of an older redwood tree is fireproof.
65
One 75-watt bulb gives more light than three 25-watt bulbs.
57
For every gallon of sea water, you get more than a quarter pound of salt.
45