This is a straightforward vocabulary test, so if you've ever taken the SATs, this will feel totally familiar. Take the quiz here. It's highly unlikely you'll ever need to write something without spell ...

Recent studies have shed light on a fascinating connection between intelligence quotient (IQ) and auditory processing. These ...

The ability to form your tongue into different shapes isn't something everyone has, and it may actually be a sign of intelligence.

Are you ready to put your pattern-spotting, logic, and IQ to the test? In this challenge, we’ll twist numbers, letters, and ...

Business leaders face ever-increasing levels of complexity, driven by an explosion of product variations, customer requirements, global supply chains, changing regulations, new technology, matrixed ...

New research reveals that intelligence plays a key role in how well people process speech in noisy environments. The study ...