Human hair and fingernails continue to grow after death.
7
Having sex can make a woman look younger and more attractive due to the release of estrogen and collagen.
346
Obsessive nose picking is called Rhinotillexomania.
101
We forget why we have entered a room because passing through doors creates an ‘event boundary’ causing the brain to file away what we were just thinking about.
26
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
The human brain uses approximately as much energy as a 10 watt light bulb.
120
Tigers can see 6 times better at night than humans.
305
It takes about 20 seconds for a red blood cell to circle the whole body.
102