Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
Pumice is the only rock that floats on water.
14
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
Hot water can freeze faster than cold water.
181
Pure water (H2O) does not conduct electricity on its own.
46
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42