News tagged with lava

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Lava, not water, formed canyons on Mars

The canyon-like scars which line Mars' crust are seen by many as evidence for liquid water. But a study now suggests that a different kind of fluid – one much less hospitable to life – may actually have ...

Jun 03, 2014
4.8 / 5 (18) 9

Against the current with lava flows

Primeval lava flows formed the massive canyons and gorge systems on Mars. Water, by contrast, was far too scarce on the red planet to have cut these gigantic valleys into the landscape. This is the conclusion ...

May 12, 2014
4.3 / 5 (10) 3

Water and lava, but—curiously—no explosion

Rocky pillars dotting Iceland's Skaelingar valley were projectiles tossed into the fields by warring trolls. That, at least, is the tale that University at Buffalo geologist Tracy Gregg heard from a tour ...

Oct 09, 2013
4.9 / 5 (9) 1 | with audio podcast

New molecules detected in Io's atmosphere

Io – Jupiter's innermost Galilean moon – is the most geologically active body in the Solar System. With over 400 active volcanic regions, plumes of sulfur can climb as high as 300 miles above the surface. ...

Sep 19, 2013
5 / 5 (7) 0

Lava lamps: 50 years old and still groovy

Call them '60s relics or hippy home accessories, lava lamps have been casting their dim but groovy light on interiors for half a century, having hit British shelves 50 years ago on Tuesday.

Sep 02, 2013
5 / 5 (2) 1