A single speck of dust is half way in size between a subatomic particle and the Earth.
15
During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
21
Liquid TIDE laundry detergent glows under a blacklight.
96
Most dust particles in your house come from dead skin.
48
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71