The human brain doesn't stop developing until about 25 years old.
102
The brain receives 20% of the body’s oxygen and 25% of total body glucose utilization, despite it accounting for only 2% of a person’s weight (about 1.4 kilograms).
8
Within three days of death, the enzymes that once digested your food begin to eat you.
22
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
In one day, adult lungs move about 10,000 litres of air.
11
Your heart will pump about 212 million liters in its lifetime.
26
All humans have the ability to see ultraviolet light, but it is passively filtered out by the eye's lens. People who undergo surgery to remove the lens can detect ultraviolet light.
22