People standing on a beach often feel the water tugging the sand away from under their feet. This is the undertow, the current that pulls water back into the ocean after a wave breaks on the beach.
Soft Matter
May 13, 2014
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A giant, geological wonder in the Sahara Desert of Mauritania is pictured in this satellite image.
Earth Sciences
May 2, 2014
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Recent research shows shifting sand dunes threaten to envelop several important Mid West roads within the next few years.
Earth Sciences
Apr 16, 2014
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Tunisia on Tuesday announced a new international fundraising campaign to reclaim the set where numerous Star Wars scenes were filmed from the encroaching desert.
Environment
Apr 8, 2014
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(Phys.org) —The moons of our Solar System are brimming with unusual landscapes. However, sometimes they look a little more familiar, as in this new radar image from the Cassini orbiter. The image shows dark streaks carved ...
Space Exploration
Apr 8, 2014
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(Phys.org) —Mars' northern-most sand dunes are beginning to emerge from their winter cover of seasonal carbon dioxide (dry) ice. Dark, bare south-facing slopes are soaking up the warmth of the sun.
Space Exploration
Mar 7, 2014
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NASA's Curiosity mega rover has successfully crossed over the 'Dingo Gap' sand dune- opening the gateway to the science rich targets in the "Moonlight Valley" and Martian mountain beyond.
Space Exploration
Feb 10, 2014
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18 months into her mission to discover a habitable zone on the Red Planet, NASA's Curiosity rover has at last looked back to the inhabited zone of all humanity and snapped her 1st image of all 7 Billion Earthlings living ...
Space Exploration
Feb 7, 2014
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(Phys.org) —A team made up of members from research facilities in France and China has found that theoretical models built to describe sand dune formation align very closely with how they actually form in nature. In their ...
The quest for evidence of life on Mars could be more difficult than scientists previously thought. A scientific paper published today details the investigation of a chemical in the Martian soil that interferes with the techniques ...
Space Exploration
Sep 26, 2013
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