A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Sound at the right vibration can bore holes through a solid object.
134
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
The earth is approx. 6,588,000,000,000,000,000 tons.
175
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Scientists are attempting to create a synthetic brain by reverse-engineering the mammalian brain down to the molecular level. A cellular human brain is predicted possible by 2023. It hopes to shed light on consciousness.
10
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17