Sound travels about 4 times faster in water than in air.
408
A cesium atom in an atomic clock beats over nine billion times a second.
43
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
A cubic yard of air weighs about 2 pounds at sea level.
31
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Billions of neutrinos pass unnoticed through your body every second.
6