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
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
A human being loses an average of 40 to 100 strands of hair a day.
133
Your fingernails grow faster in summer.
744
A person will create enough saliva to fill two average size swimming pools during his lifetime.
191
Tigers can see 6 times better at night than humans.
305
You forget 90% of your dreams.
256
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515