IQ

Multi-tasking could damage your brain: Study

Multi-tasking can hamper your performance and may even damage your brain, claim researchers from Stanford University.

Different brain areas work better at different ages

 MIT scientists have found that different parts of the brain work best at different ages.

Lower IQ seen after exposure to plastic chemicals

Pregnant women who were exposed to high levels of common household chemicals found in plastics, cosmetics and air fresheners had children whose intelligence suffered years later, a US study said Wednesday.

Scientists teach people to see letters as colours

For the first time, researchers have successfully trained people to "see" letters of the alphabet as colours in a way that simulates how those with synesthesia experience the world.