Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
The sun is 330,330 times larger than the earth.
75
Your brain is 80% water.
525
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55