The human sigh acts as a physiological reset button.
23
All 13 minerals necessary for human life can be found in alcohol beverages.
282
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
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
One human hair can support 3 ounces.
191
A third of the human population sneezes when they look at the Sun. Light can signal the ocular nerve near the sinuses and triggers a sneeze.
18
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
On average, there's 100 billion neurons in the human brain.
83