Discover the fundamentals of light in a simple and easy-to-understand way. This video explains key principles and fascinating phenomena of light, including how it travels, reflects, refracts, and ...

Add Yahoo as a preferred source to see more of our stories on Google. Editor’s Note: Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, ...

GRAND RAPIDS, Michigan — You may see some peculiar light in the sky in the coming days — but don't worry, it's not aliens. A natural phenomenon is likely to happen across West Michigan as arctic air ...

Applied physicists in the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) have demonstrated a new way to structure light in custom, repeatable, three-dimensional patterns, ...

Physicists at the University of Oxford have successfully simulated how light interacts with empty space – a phenomenon once thought to belong purely to the realm of science fiction. The simulations ...

Light pillars illuminated the sky on Dec. 8. in Graceville, Minnesota, as the beams created an optical illusion when they reflected off ice crystals that formed in the frigid temperatures. This type ...

A video making its rounds on social media reportedly captured an extremely rare phenomenon that shows a beam of light waving around above the clouds. The anomaly, known as a “crown flash,” occurs when ...

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 ...

Lawbreakers? faster-than-light Polarization Currents, The Electromagnetic “Boom” and Pulsar Observational Data Pulsars are neutron stars that emit amazingly regular, short bursts of radio waves, so ...

GURDON, Ark. (KATV) — A ghost story nestled in the woods of Gurdon, Arkansas is now a national phenomenon bringing locals and paranormal enthusiasts from all over to see the ghostly light. This tale, ...