The human brain is wired to recognize patterns and detect hidden objects, but only the sharpest minds can do it quickly.

Among the unanswered questions about the crash near Washington, D.C., are the flight pattern of the Black Hawk helicopter and the exact nature of its training exercise.

The company, founded by 25-year-old Kian Sadeghi, announced a $14 million Series A, bringing its total funding to about $32 million.

Today’s challenge is simple yet tricky – among the three men in a queue, one is a policeman. Can you identify him in just 5 ...

Looking for the best optical illusions with hidden images? Test your intelligence with this optical illusion IQ test online!

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

The Roblox IQ Test consists of 200 Floors, all of which have a different question or challenge for you to solve. As you ...

With 10 fun questions, the pub quiz will get your brain cogs working and put your general knowledge skills to the test. So if you think you have what it takes to be the pub quiz master, find out now ...

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 ...

With 10 fun questions, the pub quiz will get your brain cogs working and put your general knowledge skills to the test. Take last week's quiz now: Pub Quiz December 28: How smart are you?

Introduced in 2005, the MoCA test is an update from the older Mini-Mental State Examination (MMSE) introduced in 1975. It contains 30 questions and takes 10 minutes to complete. While the MOCA test is ...

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 ...