The smell of freshly cut grass is actually a plant distress call.
31
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Diamonds can be shattered with a hammer.
-104
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
Iron weighs more after it rusts.
68
According to studies, men change their minds two to three times more often than women.
72