For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
The reindeer is the only mammal that can see UV light.
17
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
Coins usually survive in circulation for about 30 years.
66
It has been calculated that every 2 minutes, we take more pictures than all of humanity in the 19th century.
13
The top sales at Walmart as a storm approaches are Pop-Tarts and beer.
12
In one day, adult lungs move about 10,000 litres of air.
11