In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
Pure water (H2O) does not conduct electricity on its own.
46
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
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
Nylon is made from coal and petroleum.
42
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
The average home creates more pollution than does the average car.
33