Our brain and eyes can play tricks on us—not least when it comes to the expanding hole illusion. A new computational model ...

Optical illusions are fascinating visual phenomena that make our brains perceive something different from reality. Do you ...

This optical illusion challenges your observation skills by hiding a "55" among a pattern of "33" pairs. The brain's pattern ...

Put your IQ and observation skills to the test! Can you find the hidden comb in this tricky kitchen scene in just 5 seconds?

In the dense rainforests of northern Australia and South-East Asia, a master of disguise flutters through the shadows. The ...

After a snowy and frigid Wednesday morning, viewers from across Colorado sent in photos of what appears to be colorful spots ...

A natural wonder in North America has been playing tricks on the mind for thousands of years. And while it is commonly known ...

Portals to other dimensions is indeed a fascinating topic that has fascinated people for centuries. Though there is no ...

Skier Lenka Lanč captured a rare atmospheric phenomenon, the 'sun candle,' in Austria, which quickly went viral. The ...

A skier in Austria captured a stunning sun pillar, a rare optical phenomenon where ice crystals reflect sunlight, creating a ...

The “sun candle” or the subsun phenomenon occurs when sunlight interacts with tiny, flat ice crystals in the atmosphere, ...