Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Liquid TIDE laundry detergent glows under a blacklight.
96
A cesium atom in an atomic clock beats over nine billion times a second.
43
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
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
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
Pumice is the only rock that floats on water.
14