I test a series of light experiments to explore reflection, refraction, and optical illusions, demonstrating how light ...

A viral video from Jamtland, Sweden, captures a breathtaking 22-degree Sun halo with vivid sun dogs and rainbow arcs.

Apple's software, with a noticeable focus on visual design, productivity, and communication. While Apple introduced and ...

Many locals took to social media to share videos of the rare event on the afternoon of 18 December, sparking confusion and ...

Download CBSE Class Physics 12 Pre-Board Sample Papers 2025–26 with solutions for all subjects in free PDF format. These papers are curated by experts as per the latest CBSE syllabus and exam pattern.

An astronaut on the ISS photographed a "lunar halo" over the Indian Ocean, revealing ice and rare optical phenomena from ...

A Sun Candle is a rare vertical light pillar seen below the Sun, formed by sunlight reflecting off ice crystals, often ...

A new method predicts leaf optical properties from traits, improving canopy light modeling and photosynthesis estimates in ...

An eye surgeon explains the factors accelerating eye problems in men in their 40s and the essential eye tests they must not skip ...

The roots of Russia's invasion of Ukraine go back decades and run deep. The current conflict is more than one country fighting to take over another; it is — in the words of one U.S. official — a shift ...

Sean Ross is a strategic adviser at 1031x.com, Investopedia contributor, and the founder and manager of Free Lances Ltd. Robert Kelly is managing director of XTS Energy LLC, and has more than three ...

The Chicago Manual of Style is an American English style guide published by the University of Chicago Press. The Manual’s guidelines for publishing, style and usage, and citations and indexes—known as ...