The bark of an older redwood tree is fireproof.
65
A cesium atom in an atomic clock beats over nine billion times a second.
43
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
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
Out of all the senses, smell is most closely linked to memory.
146
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55