The optical illusion going viral on Reddit challenges people to find 16 circles in a photo filled with rectangular panels.

An optical illusion has been doing the rounds on social media, with many people left scratching their heads as they struggle ...

Stone tools and stone circles discovered in coastal Scotland show that prehistoric people settled farther north than anyone previously believed.

Out of 75 coronae examined, 52 showed signs of these underground forces still at work, hinting that tectonic activity may be more widespread on Venus than previously thought.

TEST your IQ by finding as many circles as possible in ten seconds in the optical illusion below. Take a look at the image to ...

Mysterious geometric patterns dubbed “underwater crop circles” are appearing on the seafloor as the spawning season of a ...

Challenge your perception with this mind-bending optical illusion! Hidden within a complex pattern are four cleverly ...

Intrigued, Marsh decided to join one of the organization’s men’s circles, or structured spaces in which men gather regularly to talk. At his first meeting, he found what he had been missing ...

Dark circles and wrinkles under the eyes are prevalent skin problems that may give an appearance of fatigue and aging. Although numerous products on the market allege they can alleviate these ...