Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Nylon is made from coal and petroleum.
42
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
A cubic yard of air weighs about 2 pounds at sea level.
31
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
The storage capacity of human brain exceeds 4 Terrabytes.
140
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18