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Recent posts

What's in your wallet? ER January 19, 2026 8:10 pm (CurrentEvents)

Anne Applebaum: Trump’s Letter to Norway Should Be the Last Straw BuckGalaxy January 19, 2026 7:18 pm (Flame)

Sloppy Seconds BuckGalaxy January 16, 2026 7:24 pm (Flame)

Trump's irrational fixation on Greenland could lead to widespread conflict. BuckGalaxy January 14, 2026 10:48 pm (Flame)

Germany, Sweden, France and Norway announce joint military exercises with Denmark in Greenland BuckGalaxy January 14, 2026 10:12 pm (CurrentEvents)

Erich von Däniken, 1935 – 2026 podrock January 13, 2026 9:05 am (CurrentEvents)

It is the cowardice that has doomed us.... RL January 11, 2026 1:07 pm (CurrentEvents)

An opinion from our neighbors up north, eh... podrock January 11, 2026 9:14 am (CurrentEvents)

Murdering moms in mini-vans in Minneapolis Minnesota RL January 10, 2026 2:01 pm (CurrentEvents)

Have Republicans lost control of the House already? BuckGalaxy January 8, 2026 11:35 pm (CurrentEvents)

Who deleted my Grammar post? BuckGalaxy January 8, 2026 11:06 pm (Off-Topic)

In the park Homer ER January 8, 2026 3:05 pm (Off-Topic)

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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