The storage capacity of human brain exceeds 4 Terrabytes.
140
Cold water weighs more than hot water.
93
The smell of freshly cut grass is actually a plant distress call.
31
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55