In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
Aluminum used to be more valuable than gold!
84
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
For every gallon of sea water, you get more than a quarter pound of salt.
45
Nylon is made from coal and petroleum.
42
Sound travels about 4 times faster in water than in air.
408
Nearly 50% of the world's scientists are assigned to military projects.
71
The force of a suction cup is calculated using F=AP.
15