The solstice occurred Sunday, at 10:03 a.m. Eastern time. Now the sun will begin to climb higher and seem warmer, on the long ...

Harvard astrophysicist Avi Loeb asks whether interstellar comet 3I/ATLAS could shed cyanide debris towards Earth, while ...

Longer Wavelengths: Conversely, red light, which has a longer wavelength, scatters less. When the sun is low on the horizon, its light must traverse a greater distance, causing the blue light to ...

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

Steve Yedlin, the cinematographer of Wake Up Dead Man, tells /Film how they pulled off that great "sun going behind the ...

Interstellar comet 3I/ATLAS, a visitor older than the Sun, has stunned scientists with a colossal, puzzling X-ray cloud ...

Comet 3I/ATLAS was discovered on July 1, 2025, by the NASA-funded ATLAS telescope in Rio Hurtado, Chile and was quickly ...

A faint, irradiated streak carved into nearby interstellar clouds is giving astronomers their clearest evidence yet that two ...

Heavy rain from a persistent atmospheric river pattern continues to impact California this week. Here's what's causing it.

The Electric Factory Above Our Heads Thunderstorms often begin to develop early in the day when the sun heats the air near ...

A flock of migratory flamingos wades in the waters of Sambhar Salt Lake during the winter season, in Sambhar, Rajasthan.

Hawaii’s Gemini North telescope has captured new images of interstellar comet 3I/ATLAS with a green glow as it remerges from ...