Brain, Intelligence | featured news

The researchers didn't find the same IQ dip for people who became frequent users of pot after 18. Although experts said the new findings are not definitive, they do fit in with earlier signs that the drug is especially harmful to the developing brain.

Brain games can help with abstract reasoning months after the training, but they work only for those who really need and enjoy the exercises, a study says. Training a child to hold a whole cluster of items in his or her memory for even a short time may feel like trying to hold a wave on the sand.

A study has found that the thickness of the insulation of our brain's white matter is directly linked to IQ.