The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
Most dust particles in your house come from dead skin.
48
Galalith is a type of plastic that can be made from milk. It is odourless, insoluble in water, biodegradable, anti-allergenic, antistatic, and virtually non-flammable.
1
One 75-watt bulb gives more light than three 25-watt bulbs.
57
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
The earth is approx. 6,588,000,000,000,000,000 tons.
175
Aluminum used to be more valuable than gold!
84