The largest cell in the human body is the female egg and the smallest is the male sperm.
682
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
Research has determined that most people are happiest at 7:26pm on a Saturday night.
69
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
The human brain doesn't stop developing until about 25 years old.
102
Our eyes are always the same size from birth, but our nose and ears never stop growing.
266
In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
198
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89