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UltraViolet: Everything you need to know about the iTunes video alternative

You've seen the little "UV" logo on DVD and Blu-ray packages, but what is UltraViolet and how does it work? We're here to answer those questions.

By June 30, 2015


Glowing ultraviolet aurora spotted on Mars

NASA's orbiting Mars probe has spotted two surprises in the Red Planet's atmosphere: an unexplained dust cloud and a deep ultraviolet aurora.

By March 18, 2015


$20 Ultraviolet dongle on the way -- but will anyone buy it?

A new HDMI dongle aims to make it easier for Ultraviolet users to access their digital lockers -- but is it really bringing anything new to the table?

By August 6, 2014


Triple thrill: Satellite sees three solar eclipses in one day

The sun-gazing Proba-2 satellite had an action-packed day in which it witnessed a partial solar eclipse three times over.

By September 14, 2015


Canon promises 120-megapixel camera -- and super-sharp video, too

Forthcoming SLR and videocamera models should capture much more detailed imagery. And the Japanese camera maker can now photograph and reprint the texture of subjects, not just the color.

By September 8, 2015


Blue giants create Prawn Nebula's spectacular glow

Two rare blue stars ionise the gas in the Prawn Nebula, allowing it to emit its own light.

By September 3, 2015


Ultra HD Blu-Ray's Digital Bridge: Can you finally watch your movie wherever you want?

The upcoming Ultra HD Blu-ray has a new method to allow sharing of the movies you buy across your phones and tablets, even allowing you to burn a backup. Will it work? Is it better than Ultraviolet? Here's what we know.

By August 30, 2015


LA Reservoir turned into ball pit to combat drought

The Los Angeles Reservoir has been covered with a layer of floating "shade balls" to prevent water loss to evaporation.

By August 13, 2015


Your next sunscreen...courtesy of fish slime?

Researchers have figured out a way to harness the power of the oceans to create a sunscreen that could be more friendly to the reefs that grow there. And humans too.

By July 31, 2015


Brown dwarf's fiery aurora is out of this world...and solar system

Astronomers have spied an aurora beyond our solar system for the first time, lighting up the pole of a failed star that's cool in multiple ways.

By July 29, 2015