Object Details author Weiner, Lawrence Author Smithsonian Libraries Artists' Books DSI Notes "Second edition of 600 numbered copies"--Colophon "With thanks to Moved Pictures for their generosity in ...

A hazy sky due to smoke from wildfires in Canada are seen over Lake Champlain and the Adirondack Mountains on Wednesday, June 4, 2025, in Burlington, Vt. (AP Photo/Amanda Swinhart) ...

It was discovered by Arago in 1810, and more fully established by the observations of Sir David Brewster about 1840, that blue sky light is always polarized in a plane passing through the Sun, the ...

The blue reflection nebula M78 lies about 1,600 light-years away in Orion. ... (Deep-sky simply means “beyond the solar system.” ...

A Rutgers-led team of scientists has developed an eco-friendly, very stable, ultra-bright material and used it to generate ...

Clear: Deep blue sky, excellent visibility. Enjoy outdoor activities freely. Light Haze: Slightly faded blue sky. Still safe, but monitor local air quality. Moderate Haze: Grayish or milky sky.

Time-lapse video taken from Croatia at around 4 p.m. EST, or 9 p.m. local time, shows the glowing light spinning across the sky in what many social media commentators likened to a spiral galaxy.

The distant cliffs grew to deep blue, the shadows darkly purple. The plain became lilac, soft as air could dim and subdue it. The peaks that loomed high in the far-off sky were violet.