There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
13
Balsa wood is classified as a hard wood!
41
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Sound travels fifteen times faster through steel than through air.
134
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
One cubic foot of gold weighs more than 1,200 pounds!
78
Brass doorknobs automatically disinfect themselves in about 8 hours.
18