The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
Your brain is 80% water.
525
Iron weighs more after it rusts.
68
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
The smell of freshly cut grass is actually a plant distress call.
31
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71