back to article Curiosity rover is crushing it: Ran over a rock and found pure sulfur

The Curiosity rover has found something surprising: rocks made of pure sulfur. NASA revealed the find in a post last week, recounting how the rover was trundling up the Gediz Vallis channel – a formation it's thought was carved by a river around three billion years ago. The channel is of interest as the ridges offer a good …

  1. Pascal Monett Silver badge
    Thumb Up

    Another "that's wierd" moment

    Eureka is rarely heard these days, but real science advances on those little steps.

    I can't wait to read about the conclusions.

  2. jonsg

    A lump of purest...

    Curiosity: After literally an hour’s ceaseless searching, I have succeeded in creating gold. PURE GOLD!

    Mission Control: Are you sure?

    C: Yes, My Lord! Behold!

    MC: Curiosity, it’s yellow.

    C: That’s right, My Lord.

    MC: Yes, Curiosity, I don’t want to be pedantic or anything, but the colour of gold is gold — that’s why it’s called gold. What you have discovered, if it has a name, is some yellow.

    C: Oh, Mission Control, can it be true? that I hold here, in my mortal grip, a nugget of purest yellow?

    MC: Indeed you do, Curiosity, except, of course, it’s not only a nugget as it is more of a splat.

    C: Well, yes, a splat today, but tomorrow, who knows? or dares to dream!

    (With thanks and apologies to Messrs. Curtis and Elton.)

    1. MyffyW Silver badge

      Just don't send John Hurt to investigate...

      Might be my monitor, but that sulfur looks decidedly green*, are we sure it's not a facehugger about to spring upon an unwary explorer?

      [recalling buggered up experiments of my youth, I do appreciate the allotropic properties of said element can make it deviate from "Sulfur Yellow" presentation]

      1. Brewster's Angle Grinder Silver badge

        Yellow = Red + Green [ADDITIVE]

        I pasted it into GIMP and switched to CIE LCh.

        For the brighter sections, the hue was 80°-100°. For some of the darker sections, the angle rotated into the green. (I got up to ~180° - for #010605...)

        So I'd go with your monitor, or the disposition of cones in your mark 1 eyeball.

    2. Brewster's Angle Grinder Silver badge

      Time to enter the rocket business:

      Now I have a Ray Bradbury-esque idea of men building rockets, and travelling to Mars for a Martian gold rush.

  3. Neil Barnes Silver badge
    Mushroom

    So, all it needs to find now

    Is a rock of purest saltpetre, and a lump of coal, and it's sorted to make rockets for the trip back.

    It's got to be easier than all that messing around with liquid cryo-fuels.

    1. K555

      Re: So, all it needs to find now

      If not enough to make rockets, it could certainly help save you from any marauding Gorn.

      1. EvilDrSmith Silver badge

        Re: So, all it needs to find now

        Only in The Original Series.

        Given what NASA are finding, this seems to be more of a Strange New World.

        1. Wellyboot Silver badge

          Re: So, all it needs to find now

          Finding coal would be 'the' premier result of all Martian exploration up to this point.

    2. MyffyW Silver badge

      I hate to be a pedantic Chemist*

      But I think it might also need an oxygen atmosphere to take advantage of your Minecraft haul

      [*I'm equivocating ... I love being a pedantic Chemist]

      1. Neil Barnes Silver badge

        Re: I hate to be a pedantic Chemist*

        Not a chemist at all here... but I thought the Saltpetre (KN04?) was the oxidiser?

        (Besides, how else would Marvin get his world-shattering kaboom?)

  4. Anonymous Coward
    Anonymous Coward

    Well...

    That's Total Recall fucked for me now. Every scene now I'm going to be under the assumption that it is just extremely stinky on Mars...and when Quaid switches on the reactor he's just activating a giant alien Febreze mechanism.

    I fully expect a remake to reflect this new information. Quaid doesn't choose to be a secret agent, he chooses to be Barry Scott on a mission to clean Mars.

    1. cyberdemon Silver badge
      Coffee/keyboard

      Re: Well...

      That would explain what happened to his face when he stepped outside..

    2. cray74

      Re: Well...

      Every scene now I'm going to be under the assumption that it is just extremely stinky on Mars...

      The elemental sulfur that Curiosity found is scentless. It's the sulfur oxides, hydrides, and mercaptans that will stink up the place.

      1. Anonymous Coward
        Anonymous Coward

        Re: Well...

        So what you're saying is, when Quaid activated the reactor, he made Mars stink and the reactor wasn't there to terraform the planet...the aliens that left it were just massive trolls?

  5. Spoobistle
    Boffin

    Is there life on Mars?

    This could actually be quite significant. Sulfur deposits on earth occur near volcanos, from chemical processes, but also arise from microbial alteration of rocks. My geology isn't good enough to know if these can be distinguished but I'm sure boffins will be pondering the question!

  6. HuBo Silver badge
    Alien

    No, no, no, and no

    Well, thank you very much Simon! for furthering yet again the wholly undeserved and inaccurate sulfurous reputation of "sultry redhead wench planet of lust" which we've had such a hard time to free ourselves from here on Mars! There are hard working green girls and people here you know, not just sex symbols!

    Think about that carefully now as you unpack your curiosity drill and ponder a new hole in our larger mammoth lakes rocks or somesuch!

    1. Neil Barnes Silver badge
      Alien

      Re: No, no, no, and no

      But, but, but... https://en.wikipedia.org/wiki/Mars_Needs_Women

  7. vadeertime
    Linux

    That is a monumental find, because sulfur, I believe, is one of the necessary components of life. It's in our farts. So, if this doesn't belong there than it came from space via meteorites, which further lends credence to the theory of how life began on Earth. meteorites from space depositing the building blocks of life on Earth some 3.5 billion years ago. Incredible find.

    1. heyrick Silver badge
      Coat

      I'm watching the elections (pick a country...) and there are many many farts but no signs of life...

      1. Eclectic Man Silver badge
        Joke

        re: farts

        If God did not like shit / farts,

        She would not have made so many arseholes.

  8. Crypto Monad

    Fire and brimstone

    Maybe Mars was once as hot as hell?

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