People who laugh more are better able to tolerate pain - both physical and emotional.
36
30 years ago, you could buy a lifetime, unlimited first-class travel pass with American Airlines for $250,000.
14
Studies suggest that people who appear to be constantly distracted have more "working memory" and "sharper brains".
13
There's a rare breed of pig that looks like a sheep.
14
The average sperm cell swims at 8 inches per hour.
4
Yawns are more contagious among people with closer relationships.
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