Discover whether you have the IQ of a pure genius, or need to go back to school, with this mind-boggling spot-the-difference.

Optical illusions have fascinated scientists and puzzle lovers alike for centuries. These brain teasers aren’t just about ...

Never pretend to be less smart than you are — some of the biggest stars are in the world are certified geniuses, proving that ...

Discover whether you're as smart as you think you are with this deceptively difficult spot-the-difference. Seriously, you'll ...

YOU must have amazing eyesight and an incredible IQ if you can spot the differences in a mere few seconds. This latest ...

IQ tests are great for determining the intelligence of an individual. In these types of puzzle challenge, readers are presented with a problem in the form of picture puzzles. These challenges ...

Marion Bartoli claims that she has a 175 IQ. That IQ is higher the other published numbers of famous people, including Plato (170), Beethoven (165), Albert Einstein, Bill Gates and Stephen Hawking ...

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