News tagged with sand
Ice sheet melt identified as trigger of Big Freeze
The main cause of a rapid global cooling period, known as the Big Freeze or Younger Dryas - which occurred nearly 13,000 years ago - has been identified thanks to the help of an academic at the University of Sheffield.
Space & Earth / Earth Sciences
Mar 31, 2010 |
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These grains can be solid, liquid or dust
(PhysOrg.com) -- Take a walk along the beach and you might marvel at any number of things: the cresting waves, the occasional scuttling crab, the shells and odd shapes of driftwood that wash ashore.
Mar 24, 2010 |
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Study exposes how sea turtle hatchlings use their flippers to move quickly on sand (w/ Video)
Life can be scary for endangered loggerhead sea turtles immediately after they hatch. After climbing out of their underground nest, the baby turtles must quickly traverse a variety of terrains for several ...
Feb 25, 2010 |
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NASA ends effort to free rover from Martian sand
(PhysOrg.com) -- After six years of unprecedented exploration of the Red Planet, NASA's Mars Exploration Rover Spirit no longer will be a fully mobile robot. NASA has designated the once-roving scientific ...
Space & Earth / Space Exploration
Jan 26, 2010 |
5 / 5 (12) |
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Spirit Rover Switches to Backward Drives
(PhysOrg.com) -- The rover team has begun driving Spirit backward as next technique for attempting to extricate the rover from the sand trap where it is embedded. The first two backward drives produced about ...
Space & Earth / Space Exploration
Jan 22, 2010 |
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New spider species discovered
A new and previously unknown species of spider has been discovered in the dune of the Sands of Samar in the southern Arava region by a team of scientists from the Department of Biology in the University of ...
Jan 11, 2010 |
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Spirit Rover: Right-Front Wheel Rotations
(PhysOrg.com) -- Spirit's right-front wheel, which had stopped operating in March 2006, revolved with apparently normal motion during the first three of four driving segments on Sol 2117 (Wednesday, Dec. 16) ...
Space & Earth / Space Exploration
Dec 18, 2009 |
4.8 / 5 (5) |
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Scientists Investigate Cause of 'Singing Dunes'
(PhysOrg.com) -- In more than 30 locations around the world, the phenomenon of singing sand dunes has intrigued explorers, tourists, and scientists. When an avalanche occurs or even when the sand is pushed ...
Dec 15, 2009 |
4.5 / 5 (22) |
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Study confirms untold levels of oil sands pollution on the Athabasca
After an exhaustive study of air and water pollution along the Athabasca River and its tributaries from Fort McMurray to Lake Athabasca, researchers say pollution levels have increased as a direct result of nearby oil sands ...
Dec 07, 2009 |
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Tilt Parameters End First Extrication Drive for Spirit
(PhysOrg.com) -- The preliminary results from the first extrication drive for Spirit on Sol 2088 (Nov. 17, 2009) indicate the rover stopped less than 1 second after it began, sensing more vehicle lateral tilt ...
Space & Earth / Space Exploration
Nov 17, 2009 |
5 / 5 (2) |
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Saving sand: South Carolina beaches become a model for preservation
While most people head to Myrtle Beach for vacation, a group of scientists have been hitting the famous South Carolina beach for years to figure out how to keep the sand from washing away.
Oct 23, 2009 |
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Sand dunes reveal unexpected dryness during heavy monsoon
(PhysOrg.com) -- The windswept deserts of northern China might seem an odd destination for studying the heavy monsoon rains that routinely drench the more tropical regions of Southeast Asia.
Space & Earth / Earth Sciences
Oct 06, 2009 |
4.8 / 5 (6) |
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MSU Archaeology Team's latest find: 16,000-year-old sand dune
(PhysOrg.com) -- A team of MSU researchers and archaeology students has confirmed the existence of an undisturbed, prehistoric sand dune beneath a grove of pine trees between Demonstration Hall and Munn Ice ...
Other Sciences / Archaeology & Fossils
Sep 21, 2009 |
4.6 / 5 (5) |
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It's a grind to make Mars red
(PhysOrg.com) -- The widespread idea that Mars is red due to rocks being rusted by the water that once flooded the red planet may be wrong. Recent laboratory studies show that the red dust may be formed by ...
Space & Earth / Space Exploration
Sep 18, 2009 |
4.5 / 5 (6) |
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Mice living in sandy hills quickly evolved lighter coloration
In a vivid illustration of natural selection at work, scientists at Harvard University have found that deer mice living in Nebraska's Sand Hills quickly evolved lighter coloration after glaciers deposited ...
Aug 27, 2009 |
4.8 / 5 (6) |
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