The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
The smell of freshly cut grass is actually a plant distress call.
31
Diamonds can be shattered with a hammer.
-104
According to scientists, the color of the cup that we're drinking from can alter our perception of the actual taste of the drink.
12
Sound travels fifteen times faster through steel than through air.
134
Out of all the senses, smell is most closely linked to memory.
146