A cubic yard of air weighs about 2 pounds at sea level.
31
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
Most dust particles in your house are made from dead skin!
67
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20