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What's Carving Active Gullies on Mars? It's Not Water

Scientists were shocked when they received the first images of Martian gullies. They were even more shocked as those gullies appeared to change over time. Their similarities to gullies seen on Earth were uncanny, but all of Earth’s gullies are formed by the water run-off, and Martian is too cold and has too sparse an atmosphere to have liquid water on its surface. Whatever has been causing those changing gullies couldn’t have been water, so what was it? A new paper from Apolline Leclef of the…

Universe Today

Published by CurrentWire · First coverage

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Summary based on reporting from Universe Today.

What's Carving Active Gullies on Mars? It's Not Water
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11.7 of 35
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Coverage breadth
4 of 20
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10 of 10
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Filed under Science · International · News. Topics extracted from this report, with other live CurrentWire stories mentioning each: Carving Active Gullies (none), It Not Water (none).

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