New evidence found for the oldest oxygen-breathing life on land
New University of Alberta research shows the first evidence that oxygen-breathing bacteria occupied and thrived on land 100 million years earlier than previously thought.
New University of Alberta research shows the first evidence that oxygen-breathing bacteria occupied and thrived on land 100 million years earlier than previously thought.
Earth Sciences
Oct 19, 2011
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(PhysOrg.com) -- The initial work of NASA's Mars rover Opportunity at its new location on Mars shows surface compositional differences from anything the robot has studied in its first 7.5 years of exploration.
Space Exploration
Sep 2, 2011
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The Mars rover Opportunity is snapping pictures like a tourist since arriving at its latest crater destination, much to the delight of scientists many millions of miles away.
Space Exploration
Sep 1, 2011
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How do diamonds the size of potatoes shoot up at 40 miles per hour from their birthplace 100 miles below Earth's surface? Does a secret realm of life exist inside the Earth? Is there more oil and natural gas than anyone dreams, ...
Earth Sciences
Aug 29, 2011
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A wet Mars is just a memory, but where did the water go?
Space Exploration
Aug 23, 2011
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(PhysOrg.com) -- After a journey of almost three years, NASA's Mars Exploration Rover Opportunity has reached the Red Planet's Endeavour crater to study rocks never seen before.
Space Exploration
Aug 10, 2011
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Australia holds the largest claim to Antarctica but risks losing it in any race to unlock the frozen continent's potentially vast mineral and energy resources, an influential thinktank said Monday.
Earth Sciences
Aug 8, 2011
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Global warming will have a devastating effect on roads in the Arctic but open up tantalising routes for shipping, according to a study published on Sunday in the specialist journal Nature Climate Change.
Environment
May 29, 2011
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(PhysOrg.com) -- For the Maya, blue was the color of the gods. For ritual purposes, art objects, and murals, they used Maya blue, a pigment without equal with regard to boldness, beauty, and durability. Maya blue is made ...
Materials Science
May 23, 2011
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In the May-June issue of the journal American Mineralogist, a team of scientists announced the discovery of the new mineral krotite, one of the earliest minerals formed in our solar system. It is the main component of an ...
Space Exploration
May 6, 2011
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