For nearly 50 years, teams have administered the controversial Wonderlic test to measure cognitive ability. Two researchers decided to study its effectiveness as an evaluation tool.
Kea were able to correctly guess the most probable scenarios, by evaluating various physical and social cues. Previously, only great apes and humans were known to be able to understand probability.
New research shows your ability to play certain computer games is linked to your intelligence.
While this latest storm over intelligence sharing is far from unique, the leaks into the Manchester attack investigation are of a different order.
The study of human intelligence dates back well over 100 years. And the core disagreement between researchers and theorists is whether differences are genetic or largely influenced by the environment.