In one day, adult lungs move about 10,000 litres of air.
11
The human brain is more active during sleep than during the day.
28
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
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
Only humans shed emotional tears.
331
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Our Right Lungs takes more air than our left lung.
194