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
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20
Most dust particles in your house come from dead skin.
48
No matter how cold it gets, gasoline will not freeze.
107
Iron weighs more after it rusts.
16
The bark of an older redwood tree is fireproof.
65
Nearly 50% of the world's scientists are assigned to military projects.
71