For decades, scientists have mapped attention, memory, language, and reasoning to separate brain networks — yet one big mystery remained: why does the mind feel like a single, unified system?

Add Yahoo as a preferred source to see more of our stories on Google. IQ tests promise a clean number, but intelligence has never worked that way. Real cognitive ability shows up in how people reason ...

We named him Squirt – not because he was the smallest of the 16 cuttlefish in the pool, but because anyone with the audacity to scoop him into a separate tank to study him was likely to get soaked.

There are a lot of factors that go into determining someone's intelligence. However, a recent study found that, outside of the obvious factors that measure intelligence, there's a biological link that ...

Will artificial intelligence ever be able to reason, learn and solve problems at levels comparable to humans? Four experts at the University of California San Diego believe the answer is yes – and ...