Sound travels fifteen times faster through steel than through air.
134
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
Iron weighs more after it rusts.
68
The average temperature at 40,000 feet above sea level is -60 F.
56
Diamonds can be shattered with a hammer.
-104