In the US, people can be rejected from joining the police force if they are too intelligent.
45
In 1996, research found that having excessive body hair is linked to higher intelligence.
23
People who are more likeable and attractive are generally perceived as more intelligent. This is called the “Halo Effect.”
13
Dolphins have names for one another.
18
Intelligent people have more zinc and copper in their hair.
233
Intelligent men tend to be more sexually faithful.
31