Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
103
Each nostril of a human being register smell in a different way. Smells that are made from the right nostril are more pleasant than the left.
38
Pain occurs when sounds are above 130 db.
123
Crying literally alleviates stress and uniquely allows humans to decrease feelings of anger and sadness.
24
More people have a phobia of frogs than rats.
41
Cracking your knuckles does not actually hurt your bones or cause arthritis. The sound you hear is just gas bubbles bursting.
18
The average female will have 3.3 pregnancies in her life.
49
Poor eyesight (myopia) is associated with higher IQ.
232