If the chemical sodium is dropped into water it will immediately and violently explode.
67
Nylon is made from coal and petroleum.
42
Out of all the senses, smell is most closely linked to memory.
146
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Sound travels fifteen times faster through steel than through air.
134
According to studies, men change their minds two to three times more often than women.
72
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
In the 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
16