From controversial topics like religion and politics to their own personal troubles, these are topics that people without the ...

When did humans realize we've been talking to ourselves from the beginning of time? Bicameral Mentality: Some theories, like Julian Jaynes's theory of bicameral mentality, suggest that early humans ...

Evolutionary changes that gave humans the ability for complex thought may also help explain the origins of autism, a study suggests. The research indicates that as a certain type of brain cell evolved ...