Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
German chemists made a replica of a trophy the size of one molecule.
68
Scientists in Germany have developed a candy that doesn't cause cavities.
11
Nylon is made from coal and petroleum.
42
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
Out of all the senses, smell is most closely linked to memory.
146
Iron weighs more after it rusts.
16
Billions of neutrinos pass unnoticed through your body every second.
6