Do you think you have what it takes to solve one of the trickiest brain teasers in just 5 seconds? Brain teasers are more ...

I received an email with a chart that supposedly ranks the intelligence quotients of U.S. presidents, along with the claim that President-elect Donald Trump would ...

Brain teasers are more than just riddles or puzzles; they're mental callisthenics that challenge you to think outside the box ...

Modern culture shifts quickly, so one may gain critical thinking, problem-solving, change adaptability, and other skills.

Optical illusions with hidden images challenge your brain and test your IQ. These mind-bending images often trick your eyes, pushing you to think critically and sharpen your observation skills.

If you have symptoms of sleep apnea, your doctor may ask you to have a sleep apnea test, called a polysomnogram (PSG). This may be done in a sleep disorder center or even at home. A polysomnogram ...

Send your kids to these sites to help them learn, study, indulge their curiosity, and get a fresh perspective on academic subjects. I've been contributing to PCMag since 2011 in a variety of ways ...

IQ Test offers players to test their wits and logic by solving various puzzles. Each room contains challenges that may seem pretty easy at first glance. But as you progress, they will become more ...

The Thompson Test is performed when making the diagnosis of a torn Achilles tendon. This should not be confused with the Thomas test, used to assess hip joint problems. An Achilles tendon tear occurs ...

The Montreal Cognitive Assessment (MoCA) is a test used to detect mild cognitive decline and early signs of dementia. It can help identify people at risk of Alzheimer's disease and screen for ...

The Roman Empire lowered IQ levels across Europe according to a new study, due to the vast quantities of lead pollution churned out by the booming metals industry. Researchers have said the massive ...