Patterns in sky brightness depend very strongly on location

At many locations around the world, the night sky shines hundreds of times brighter than it did before the introduction of artificial light. Berlin based researchers from the Leibniz-Institute of Freshwater Ecology and Inland ...

Partial solar sclipse over North America Thursday

A partial solar eclipse will be viewable across much of North America on Thursday, but experts urged would-be sky watchers to use the proper gear to avoid damaging their eyes.

Squeezed quantum communication

New prospects for secure data traffic: Flashes of light in particularly sensitive quantum states can be transmitted through the atmosphere.

Image: Hubble eyes a curious supernova in NGC 2441

(Phys.org) —This bright spiral galaxy is known as NGC 2441, located in the northern constellation of Camelopardalis (The Giraffe). However, NGC 2441 is not the only subject of this new Hubble image; the galaxy contains ...

'Bright light' on Mars is just an image artifact

Thanks to everyone who has emailed, Tweeted and texted me about the "artificial bright light" seen on Mars. And I'm so sorry to disappoint all the folks who were hoping for aliens, but what you see above is just an image ...

NASA-funded science balloons launch in Antarctica

In the bright light of Antarctica's summer sun, a NASA mission launched its first 18 science balloons between Dec. 27, 2013, and Feb. 2, 2014. BARREL, or the Balloon Array for Radiation belt Relativistic Electron Losses, ...

Team discovers how plants avoid sunburn

A Dartmouth-led team has discovered a group of stress-related proteins that explains how plants avoid sunburn in intense light, a finding that one day could help biotechnologists to develop crops that can better cope with ...

Twinkle, twinkle little star: New app measures sky brightness

Researchers from the German "Loss of the Night" project have developed an app for Android smart phones, which counts the number of visible stars in the sky. The data from the app will be used by scientists to understand light ...

Sweeping the dust from a cosmic lobster

(Phys.org)—A new image from ESO's VISTA telescope captures a celestial landscape of glowing clouds of gas and tendrils of dust surrounding hot young stars. This infrared view reveals the stellar nursery known as NGC 6357 ...

Hubble focuses on 'the great attractor'

(Phys.org)—A busy patch of space has been captured in this image from the NASA/ESA Hubble Space Telescope. Scattered with many nearby stars, the field also has numerous galaxies in the background.

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