The only letter not appearing on the Periodic Table is the letter "J".
180
Nearly 50% of the world's scientists are assigned to military projects.
71
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
In zero gravity, a candle's flame is round and blue.
16
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
According to scientists, the color of the cup that we're drinking from can alter our perception of the actual taste of the drink.
12
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5