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
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
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
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
21
Scientists in Germany have developed a candy that doesn't cause cavities.
11
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
The bark of an older redwood tree is fireproof.
65