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Trump's "Total Victory" in Iran BuckGalaxy June 17, 2026 12:53 am (CurrentEvents)

The old king--Bob Dylan at 80. ER June 14, 2026 4:19 pm (Off-Topic)

Rant about anti-Israel hate BuckGalaxy June 13, 2026 2:45 pm (Flame)

I saw "Disclosure Day" today. ER June 12, 2026 8:00 pm (Science Fiction)

50 sites BuckGalaxy June 10, 2026 9:19 pm (Off-Topic)

1700 free online university courses BuckGalaxy June 10, 2026 8:58 pm (Off-Topic)

Sigh. podrock June 10, 2026 12:29 pm (CurrentEvents)

The Platner Disaster, plus... BuckGalaxy June 9, 2026 1:43 pm (Flame)

Starfall BuckGalaxy June 2, 2026 6:30 pm (Space/Science)

It keeps getting worse... BuckGalaxy June 2, 2026 3:11 pm (Flame)

Starship Troopers on the Moon BuckGalaxy June 2, 2026 2:51 pm (Space/Science)

Musk wants self-sustaining space colonies BuckGalaxy May 31, 2026 6:11 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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