Tigers can see 6 times better at night than humans.
305
A human brain produces as many as 12,000 to 50,000 thoughts per day, depending on how deep a thinker a person is.
23
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93
Obsessive nose picking is called Rhinotillexomania.
101
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
Modern humans first appeared about 200,000 years ago, but record keeping didn't begin until about 6,000 years ago. That means about 97% of human history is lost.
21
Cats have a weak sense of taste. They have only 473 tastebuds, humans have 9,000.
307
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
31