Optical illusion with objects sizes! 😯!!

This brings optical illusions to new heights. Thought spotting all the animals in this visual menagerie was hard? Puzzlers are frazzling their noodles over this high altitude illusion, which ...

This optical illusion by artist Oleg Shupliak features a sketch of a woman, but there are actually four women hidden in plain sight – but good luck finding them all!

Architects and artists have clever ways of confusing your eyes and creating optical illusions with their building designs.

If you have never seen an optical illusion, it is an image that makes you see things differently than they actually are. Optical illusions trick your eyes into believing you see something that is not ...

Monisha Ravisetti was a science writer at CNET. She covered climate change, space rockets, mathematical puzzles, dinosaur bones, black holes, supernovas, and sometimes, the drama of philosophical ...

If you can spot the 16 circles here, you’re spot on. A renowned optical illusion from the mid-2000’s is circulating on the internet once again, posing the challenge of finding each of the hidden round ...

The church of Saint Ignatius in Rome (or San Ignazio) has become a viral selfie location. Tourists have been queuing out the doors for a chance to take a selfie in a mirror that reflects the church's ...