A person can live without food for about a month, but only about a week without water.
156
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
Your heart will pump about 212 million liters in its lifetime.
26
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
The human brain doesn't stop developing until about 25 years old.
102
The average sperm cell swims at 8 inches per hour.
76
You see your nose at all times, your brain just chooses to ignore it.
30
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