For the first time, physicists have simulated what objects moving near the speed of light would look like — an optical ...

A tricky garden photo from Reddit’s r/FindTheSniper community is making people look twice, can you find all hidden ...

Humans are fascinated by visual illusions, which occur when there is a mismatch between the pattern of light that falls on the retina, and what we perceive. Before books, films, and the internet ...

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 ...

Artists and scientists have been creating optical illusions for ages now. It is only since the pandemic that the internet has started flooding with optical illusion tests to test IQ and discover ...

Imagine describing the precise dimensions of a common object—like a coin—for another person. Did you move your hand, pretending to pick one up to show its size? If so, you likely weren’t alone. A new ...