Australian Graham Barker has been collecting his own belly button fluff every day since 1984 - keeping it in storage jars.
15
Yawns are more contagious among people with closer relationships.
163
Honeypot ants are a unique insect that use their own bodies as living storage pots of honey.
4
Sniffologists have the job of sniffing armpits.
4
In Korea, there's a man named Lee Jin-gyu who fell in love and married his life-sized Japanese body pillow (called a "dakimakura").
-2
Condoms were originally made of animal intestines or linen.
347
The desire to squeeze and hug cute things comes from the same place in your brain as aggression.
65