Hot water can freeze faster than cold water.
181
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
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 left ear is more responsive to words of love and emotion whispered into it than the right.
40
Cold water weighs more than hot water.
93