Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
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
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
Nylon is made from coal and petroleum.
42
Liquid TIDE laundry detergent glows under a blacklight.
96
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
The smell of freshly cut grass is actually a plant distress call.
31