Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
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
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
Your brain is 80% water.
525
The bark of an older redwood tree is fireproof.
65
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17