Brass doorknobs automatically disinfect themselves in about 8 hours.
18
For a high school science fair project, 17-year-old Michio Kaku built a particle accelerator in his parent's garage that was able to generate a magnetic field 20,000 times greater than the Earth's and produce collisions powerful enough to create antimatter.
34
Research indicates that plants grow healthier when they are stroked.
173
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
Cold water weighs more than hot water.
93
Pumice is the only rock that floats on water.
14
The average temperature at 40,000 feet above sea level is -60 F.
56