Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
190
A person can live without food for about a month, but only about a week without water.
156
Wearing headphones for an hour increases the bacteria in your ear 700 times.
233
The human body contains over a billion miles of DNA.
147
Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
22
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
Most lipstick contains fish scales.
37
