Blue and brown is a color pairing that sounds more dramatic than it appears. Pairing a bold cool tone with a dark warm tone?

Greg Foot discovers why the sky is blue. He explains that outside the Earth’s atmosphere space looks black, but from the Earth’s surface the sky looks blue. He investigates this effect by ...

A mysterious spiraling blue light illuminated the night skies over ... shows the glowing light spinning across the sky in what many social media commentators likened to a spiral galaxy.

Forbes contributors publish independent expert analyses and insights. Jamie Carter is an award-winning reporter who covers the night sky.

TAMPA, Fla. (WFLA) — Stargazers in parts of Europe were stunned by an unusual sight on Monday evening: a large, glowing blue spiral in the sky. Images and videos posted to social media showed ...