On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13
Our brains have a negativity bias and will remember bad memories more than good ones.
15
Having sex can make a woman look younger and more attractive due to the release of estrogen and collagen.
346
Our Right Lungs takes more air than our left lung.
194