The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
Liquid TIDE laundry detergent glows under a blacklight.
96
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Sound at the right vibration can bore holes through a solid object.
134
Each day, up to 150 species of life become extinct.
-23
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
The force of a suction cup is calculated using F=AP.
15