(Phys.org)—Six years of observations by ESA's Venus Express have shown large changes in the sulphur dioxide content of the planet's atmosphere, and one intriguing possible explanation is volcanic eruptions.
Space Exploration
Dec 3, 2012
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(Phys.org) -- Axial seamount, 480 kilometers (300 miles) off the coast of northern Oregon, is one of the best-studied underwater volcanoes in the world. For 30 years, researchers have explored this volcano using submersibles ...
Earth Sciences
Jun 26, 2012
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More than 400 years after Galileo's discovery of Io, the innermost of Jupiter's largest moons, a team of scientists led by Arizona State University (ASU) has produced the first complete global geologic map of the Jovian satellite. ...
Space Exploration
Mar 19, 2012
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(PhysOrg.com) -- The Sylhet Traps lava flows of the Shillong Plateau in northeastern India lie some 340 miles to the east of the Rajmahal Traps at the bend of the Ganges River as it flows south to the Bay of Bengal. Almost ...
Earth Sciences
Aug 19, 2011
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(PhysOrg.com) -- A 3-D model of a volcanic explosion, based on the 1980 eruption of Mount St. Helens in Washington state, may enhance our understanding of how some volcanic explosions occur and help identify of blast zones ...
Earth Sciences
Jun 1, 2011
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(PhysOrg.com) -- A Michigan Technological University researcher may have solved a long-standing mystery in earth science studies. In Siberia there exist stepped, large-scale basaltic formations known as “traps.” “Nobody ...
Earth Sciences
Sep 22, 2010
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(PhysOrg.com) -- "Supervolcanoes" have been blamed for multiple mass extinctions in Earth's history, but the cause of their massive eruptions is unknown.
Earth Sciences
Apr 9, 2010
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ESA's Venus Express has returned the clearest indication yet that Venus is still geologically active. Relatively young lava flows have been identified by the way they emit infrared radiation. The finding suggests the planet ...
Space Exploration
Apr 8, 2010
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(PhysOrg.com) -- Mars Express imaged Daedalia Planum, a sparsely cratered, untextured plain on the Red Planet featuring solidified lava flows of varying ages.
Space Exploration
Oct 9, 2009
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A volcanic eruption over the weekend has taken a toll on the wildlife of the ecologically-fragile Galapagos Islands, causing the deaths of numerous fish and various sea lions, said officials on Thursday.
Ecology
Apr 16, 2009
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