News tagged with sand grains
Cassini Maps Global Pattern of Titan's Dunes
Space & Earth / Space Exploration
Feb 27, 2009 |
4.9 / 5 (8) |
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(PhysOrg.com) -- Titan's vast dune fields, which may act like weather vanes to determine general wind direction on Saturn's biggest moon, have been mapped by scientists who compiled four years of radar data ...
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S.Korea issues warning against 'yellow dust'
15 hours ago |
not rated yet |
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South Korea's weather service Friday issued a warning against airborne pollution known as "yellow dust", advising residents in western areas to avoid outdoor activities.
Abortion looms as possible health bill deal killer
Dec 23, 2009 |
not rated yet |
2
(AP) -- The way abortions are covered under health care reform is a major obstacle to finalizing the legislation, even though the House and Senate both agree that no federal money should be used.
Australian fossil unlocks secrets to the origin of whales
Other Sciences / Archaeology & Fossils
Dec 22, 2009 |
4.8 / 5 (4) |
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Museum Victoria palaeobiologist Dr Erich Fitzgerald has made new groundbreaking discoveries into the origin of baleen whales, based on a 25 million year old fossil found near Torquay in Victoria.
The past matters to plants
Dec 21, 2009 |
4.7 / 5 (3) |
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(PhysOrg.com) -- It's commonly known that plants interact with each other on an everyday basis: they shade each other out or take up nutrients from the soil before neighboring plants can get them. Now, researchers ...
Graphite oxide at high pressure opens a road to new amazing nano-materials
Nanotechnology / Nanomaterials
Dec 21, 2009 |
5 / 5 (2) |
1
(PhysOrg.com) -- New results by scientists at Umeľ University, Sweden, show that not only water but also alcohol solvents can be inserted to expand the structure of graphite oxide under high pressure conditions. The ...
Ancient Pacific islanders brought to light
Other Sciences / Archaeology & Fossils
Dec 21, 2009 |
4.6 / 5 (5) |
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(PhysOrg.com) -- A find of 60 headless skeletons summer 2009 may reveal the identity of the people who first inhabited the Pacific Ocean archipelago Vanuatu 3000 years ago.
Dental delight! Tooth of sea urchin shows formation of biominerals
Dec 21, 2009 |
5 / 5 (4) |
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(PhysOrg.com) -- Some of the most common minerals in biology, including those in bones and shells, have a mysterious structure: Their crystals are positioned in the same orientation, making them behave as ...
Spirit Rover: Right-Front Wheel Rotations
Space & Earth / Space Exploration
Dec 18, 2009 |
4.8 / 5 (5) |
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(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) ...
How to Find Signs of Life on Mars
Space & Earth / Space Exploration
Dec 18, 2009 |
3.7 / 5 (3) |
2
By studying the signatures of fossil life on Earth, geobiologists can get a clue of what to look for when hunting for extraterrestrial life on Mars.
Want to live well? Harvard experts offer pragmatic pointers on getting healthy and staying there
Dec 17, 2009 |
3.8 / 5 (12) |
3
You are what you eat. You're also how you feel, how you exercise, how you sleep, how you handle money, how you relate to people, and what you value.
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