The offspring of two sets of identical twins are legally cousins but genetically siblings.
63
Putting sugar on a wound or cut will greatly reduce pain and speed up the healing process.
25
There are so many kinds of apples that if you ate a new one everyday, it would take over 20 years to try them all.
34
The Gmail logo was designed the night before it was launched.
68
Men are more attracted to women whose bone structure is similar to their own mothers. It's called "sexual imprinting".
18
People who have a strong friendship possess the ability to communicate with one another through facial expressions.
46