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 ...

Nelson County Sheriff's Office participates in 'No Shave November' for fundraiser The Nelson County Sheriff's Office is participating in a challenge in order to raise funds for Project Lifesaver ...

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

A new study investigates strange bursts of light captured in old astronomical photos, suggesting they may link to both UFO sightings and Cold War nuclear testing.

A spectral figure has emerged from the solar surface during this Halloween period. This cosmic optical illusion, captured by ...

MISSOULA, Mont. — While up in the mountains, have you ever looked down on a cloud or fog bank below and seen concentric rings of light surrounding your shadow? A viewer recently shared a photo of this ...

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 ...

Optics is a branch of physics that involves the properties of light and its interaction with matter. Reflection, refraction and diffraction are different ways light can behave based on the conditions ...

Can you spot all the hidden bears in this Snowy Mountain Optical Illusion? Test your IQ, observation, and visual perception ...

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