Intelligent people have more zinc and copper in their hair.
233
You forget 90% of your dreams.
256
As many as one third Americans flush the toilet while they are still on it.
157
City dwellers have longer, thicker, denser nose hairs than country folks do.
48
Studies suggest that people who appear to be constantly distracted have more "working memory" and "sharper brains".
13
‘Old people smell’ is actually caused by a chemical, 2-nonenal, that old people secrete through their skin
8
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
One in 500 humans has one blue eye and one brown eye.
145