4.5 pounds of sunlight strike the Earth each day.
27
Cold water weighs more than hot water.
93
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
A cubic yard of air weighs about 2 pounds at sea level.
31
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39