Out of all the senses, smell is most closely linked to memory.
146
Sound at the right vibration can bore holes through a solid object.
134
4.5 pounds of sunlight strike the Earth each day.
27
Cold water weighs more than hot water.
93
Iron weighs more after it rusts.
68
Diamonds can be shattered with a hammer.
-104
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
The earth is approx. 6,588,000,000,000,000,000 tons.
175