Astronomers find extreme weather on an alien world

(PhysOrg.com) -- A University of Toronto-led team of astronomers has observed extreme brightness changes on a nearby brown dwarf that may indicate a storm grander than any seen yet on a planet. Because old brown dwarfs and ...

Webcam on Mars Express surveys high-altitude clouds

An unprecedented catalogue of more than 21 000 images taken by a webcam on ESA's Mars Express is proving its worth as a science instrument, providing a global survey of unusual high-altitude cloud features on the Red Planet.

Arctic ice loss amplified Superstorm Sandy violence

(Phys.org) —If you believe that last October's Superstorm Sandy was a freak of nature—the confluence of unusual meteorological, atmospheric and celestial events—think again.

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