One cubic foot of gold weighs more than 1,200 pounds!
78
The force of a suction cup is calculated using F=AP.
15
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
Scientists are now able to grow 'beating' heart tissue in a lab!
162
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
The smell of freshly cut grass is actually a plant distress call.
31