All over the world, there are naturally occurring optical illusions that captivate spectators. Cloud formations can sometimes make it seem like there's an ocean or a UFO in the sky. Whether it is salt ...

Earth's passage through the plane of Saturn's rings, occurring roughly every 15 years, causes the rings to appear nearly edge-on. The next such event in March 2025 will be poorly observable due to ...

In June 2023, something extraordinary happened over the Alabama River—an optical phenomenon turned it into a shimmering ...

A video of a unique optical phenomenon known as a "glory" spotted from a plane has gone viral on TikTok. Heather Reedy, a 37-year-old registered nurse based in Virginia, spotted the mesmerizing sight ...

JACKSONVILLE, Fla. — A optical illusion appeared off the First Coast this week, making it seem as though a ship was hovering above and out of the water. The phenomenon, known as a superior mirage, ...

If you’ve ever found yourself wishing for the ability to read other people’s thoughts or the ability to see into your own heart, all you have to do is stare at the horizon directly at sunrise or ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. SAN DIEGO — A parhelia hovered above the ...

Quantitative phase imaging (QPI) is a microscopy technique widely used to investigate cells and tissues. Even though first biomedical applications based on QPI have been developed, both acquisition ...

Optical lattice clocks are devices that measure the passing of time via the frequency of light that is absorbed or emitted by ...

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 ...