Research by University of Tennessee, Knoxville, faculty has discovered that bacteria's move from sea to land may have occurred much later than thought. It also has revealed that the bacteria may be especially useful in bioenergy ...
Cell & Microbiology
Dec 22, 2011
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(PhysOrg.com) -- The Mars Advanced Radar for Subsurface and Ionosphere Sounding (MARSIS) instrument on board Mars Express has recently completed a subsurface sounding campaign over the planet's North Pole. The campaign was ...
Space Exploration
Dec 20, 2011
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The United States has failed to commit to plans for an unmanned joint Mars mission with the European space agency, causing frustration abroad, top NASA officials told lawmakers on Tuesday.
Space Exploration
Nov 15, 2011
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(PhysOrg.com) -- Assumptions over the rate at which soil bacteria will break down carbon in the face of global warming must be re-addressed, according to some of the world’s leading experts.
Environment
Oct 5, 2011
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Acid rain and subsequent calcium depletion of forest soils in eastern North America may be limiting forest songbird populations, according to a researcher in Penn State's College of Agricultural Sciences.
Ecology
Sep 7, 2011
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When the next-generation Mars rover, dubbed Curiosity, touches down on martian soil next summer, its cameras will likely capture a scene similar to what the first explorers of the Grand Canyon witnessed: towering layers of ...
Space Exploration
Jul 25, 2011
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Japan's March 11 Tohoku Earthquake is among the strongest ever recorded, and because it struck one of the world's most heavily instrumented seismic zones, this natural disaster is providing scientists with a treasure trove ...
Earth Sciences
Jul 18, 2011
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A rocket carrying an Earth-observing satellite launched early Friday on a mission to measure the saltiness of the ocean from space.
Space Exploration
Jun 10, 2011
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In April 2007, teacher Irka Elsevier and then-graduate student Biance Moebius-Clune began their second inquiry unit designed to enable high school students to better understand soil science concepts through their own research ...
Other
Jun 9, 2011
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The US space agency said Tuesday it is preparing to launch a satellite to observe levels of salt on the surface of the world's oceans and how changes in salinity may be linked to future climate.
Earth Sciences
May 17, 2011
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