A moon-sized celestial object that crashed into the south pole: ETH researchers use a simulation to demonstrate why Mars consists of two notably different hemispheres.
Space Exploration
Jan 28, 2015
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Last week, the eyes of volcanologists – and presumably a few nervous pilots – were fixed on Iceland. But unexpectedly, the volcanic eruption that made headlines happened on the other side of the world, in Papua New Guinea.
Earth Sciences
Sep 2, 2014
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(Phys.org) —Mudslides. Landslides. Volcanic debris flows. Avalanches. Falling rocks. They can come along so suddenly that people, homes, roads and even towns are buried or destroyed without much warning. Recently, we've ...
Earth Sciences
Apr 30, 2014
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Two distinct volcanic eruptions have flooded this area of Daedalia Planum with lava, flowing around an elevated fragment of ancient terrain.
Space Exploration
Mar 7, 2014
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Mercury has long been a mystery to scientists. Until recently, knowledge of the planet was limited to the grey, patchy landscape revealed by the Mariner 10 probe, NASA's first mission to Mercury in the mid-1970s.
Space Exploration
Jan 31, 2014
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In January 2011, aboard a scientific drilling ship in the Pacific Ocean, I witnessed an enigmatic green flash before sunrise. This optical phenomenon has been recorded to occur if the conditions are just right – clean, ...
Earth Sciences
Jan 28, 2014
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(Phys.org) —Scientists have made the first ever observations of how a rare type of lava continues moving almost a year after a volcanic eruption.
Earth Sciences
Nov 8, 2013
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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. It is dotted ...
Space Exploration
Sep 19, 2013
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Scientists at the University of California, Berkeley, have detected previously unknown channels of slow-moving seismic waves in Earth's upper mantle, a discovery that helps explain "hotspot volcanoes" that give birth to island ...
Earth Sciences
Sep 5, 2013
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(Phys.org) —The surface of Mercury is rather different from those of well-known rocky bodies like the Moon and Mars. Early images from the Mariner 10 spacecraft unveiled a planet covered by smooth plains and cratered plains ...
Space Exploration
Jul 3, 2013
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