The largest cell in the human body is the female egg and the smallest is the male sperm.
682
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
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 Right Lungs takes more air than our left lung.
194
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
If your DNA was stretched out it would reach to the moon 6,000 times.
256