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The World's Saltiest Pond
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| Topic: Mars |
02/08/13 |
| Summary: Scientists have discovered how Antarctica's Don Juan Pond gets the salty water it needs to exist. Their findings could help reveal the possibilities for flowing water on Mars, both in the past and the present. |
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Fossilized Conduits Suggest Water Flowed Beneath Mars Surface
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| Topic: Mars |
02/01/13 |
| Summary: Ridges in impact craters on Mars appear to be fossils of cracks in the Martian surface, formed by minerals deposited by flowing water. Water flowing beneath the surface suggests life may once have been possible on Mars. |
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Curious About Life: Interview with Richard Leveille
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| Topic: Mars |
01/28/13 |
| Summary: Richard Leveille of the Canadian Space Agency is one of the scientists working on Curiosity's Chemistry & Camera (ChemCam) instrument. ChemCam's laser will target selected rocks, creating an ionized, glowing plasma that will be used to analyze their composition. |
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Thawing 'Dry Ice' Drives Groovy Action on Mars
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| Topic: Mars |
01/26/13 |
| Summary: NASA's Mars Reconnaissance Orbiter has spotted seasonal changes on sand dunes in the far north of Mars. The changes are caused by warming of a winter blanket of frozen carbon dioxide. |
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Clues to a Biosphere on Mars
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| Topic: Mars |
01/23/13 |
| Summary: A new study argues that the subsurface environment on Mars may hold clues to the origin of life. |
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On Mars, a River Ran Through It
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| Topic: Mars |
01/19/13 |
| Summary: New Mars Express images show a region of Reull Vallis on Mars where a channel 7 kilometers wide that may have been carved by flowing water. |
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Trail of Minerals is Evidence for Mars Water
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| Topic: Mars |
01/18/13 |
| Summary: Curiosity has tracked a trail of minerals on Mars that indicates water was once present in Gale Crater on Mars. Curiosity's ChemCam instrument detected veins composed mainly of hydrated calcium sulfate, such as gypsum. On Earth, forming such features requires liquid water. |
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Curiosity Prepares to Drill
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| Topic: Mars |
01/16/13 |
| Summary: Curiosity is driving toward a flat rock with pale veins that may hold clues to a wet history on the Red Planet. In the coming days, the rock could become the first to be drilled for a sample during the Mars Science Laboratory mission. |
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Salty Hiding Places for Life on Mars
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| Topic: Mars |
01/15/13 |
| Summary: Researchers have identified microorganisms that live inside salt deposits in the acidic and ferrous environment of the Tinto River in Huelva, Spain. The extreme conditions of these microniches appear to be similar to those of the salt deposits on Mars and Jupiter's moon, Europa. |
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