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Recent posts

Is This the Most Important Supreme Court Case of the Century? BuckGalaxy February 22, 2026 8:56 pm (CurrentEvents)

Supreme Court tries to do Trump a favor BuckGalaxy February 20, 2026 10:58 am (CurrentEvents)

Role reversal ER February 20, 2026 7:58 am (Off-Topic)

When Will This War End? The Question Is Meaningless. BuckGalaxy February 15, 2026 5:56 pm (CurrentEvents)

AI progress RL February 14, 2026 1:59 pm (Space/Science)

A Rubicon of Sorts ER February 12, 2026 5:33 pm (Space/Science)

Somebody help me out with telephone games. ER February 12, 2026 5:00 pm (CurrentEvents)

"Trump in heels" leads America's surrender in the global information war. BuckGalaxy February 11, 2026 12:08 pm (Flame)

Why do I do this to myself? podrock February 11, 2026 9:49 am (CurrentEvents)

Bad Musk Moon Rising BuckGalaxy February 10, 2026 12:07 pm (Space/Science)

Latinexus DEE-Fense ER February 9, 2026 6:48 pm (CurrentEvents)

Did we detect an exploding primordial black hole? RL February 7, 2026 5:29 pm (Space/Science)

More evidence of brine seeps on Mars? August 4, 2011 1:14 pm podrock

Nasa Slide show

story from JPL

  • Where are the salt deposits then? Those streaks look dark. Shouldn't salt deposits left behind look bright? And, excuse my ignorance, but shouldn't ... by Jeff-Wash 2011-08-04 15:37:39
    • Brines and salt deposits are often dark due to dissolved impurities--or algae and bacterial growth! by carter j burke 2011-08-05 12:21:28
      • Boundry Layer Bedforms by podrock 2011-08-04 18:46:57
        • OK I'm sold. Fascinating idea - it never occurred to me to check for any more effects of wind and air ... by VelociraptorBlade 2011-08-04 21:51:45
          • I've spent a lot of time in the desert; and I can tell you, wind is weird. And it paints ... by podrock 2011-08-04 22:08:39
            • I've spent a lot of time in an area that's the Atacama for one half of the year and Bangladesh ... by VelociraptorBlade 2011-08-05 00:38:16
      • compelling animation. by Robert 2011-08-04 14:25:59

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