During the Black Plague, it was thought that bad smells were the cause of the plague. "Plague Doctors" therefore wore masks with long beak-like noses stuffed with flowers or smoke to hide the smells.
19
On average people fear spiders more than they do death.
447
A dairy cow can produce more milk when listening to music.
446
Some people have a "natural alarm clock" allowing them to wake up when they want. This is actually caused by a burst of the stress hormone adrenocorticotropin.
15
Caffeine boosts memory.
405
A group of ferrets is called a business.
6