The average temperature at 40,000 feet above sea level is -60 F.
56
Indoor pollution is 10 times more toxic than outdoor pollution.
62
Nylon is made from coal and petroleum.
42
Pure water (H2O) does not conduct electricity on its own.
46
The smell of freshly cut grass is actually a plant distress call.
31
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
Galalith is a type of plastic that can be made from milk. It is odourless, insoluble in water, biodegradable, anti-allergenic, antistatic, and virtually non-flammable.
1
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15