For centuries, mysterious lights have been reported on the moon, captivating astronomers and the public alike. These ...

Optical illusions come in all forms, from the cognitive to the physiological, often boggling our brains beyond our ...

Researchers have harnessed nonlocal artificial materials to create optical systems that emulate parallel spaces, wormholes, ...

The illusion makes clever use of colour theory, demonstrating how our brains perceive colours differently against certain ...

MIT researchers unlock a hidden effect to stabilize optical clocks, which may help advance the search for elusive phenomena ...

Sun pillars are a beautiful atmospheric phenomenon that can sometimes be seen at sunrise or sunset. Watch this video to learn ...

Materials scientists can learn a lot about a sample material by shooting lasers at it. With nonlinear optical microscopy—a ...

Colorado nights are getting colder, but stargazers who get outside after dark this October will be rewarded with a smattering of celestial phenomena. Astronomy guide and Summit County resident Mark ...

Whether it is salt flats in Bolivia or rock formations in Arizona, nature never ceases to amaze.

Optical illusions occur naturally in different habitats and conditions across the world. Cloud formations can sometimes make it seem like there's an ocean or a UFO in the sky. Whether it is salt flats ...

During the final weeks of the regular season, as New York Yankees reliever Luke Weaver spiraled into unreliability, he found himself confronting a time-honored baseball problem that has become more ...