Is there life on Mars?

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Nasa had recently sent it's newest robot rover to Mars, do you think it will find any sign of life on Mars?
  • Profile picture of the author HeySal
    Of course there's life on Mars.
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  • Profile picture of the author Chris Douglas
    Alien life seems to be associated so deeply to space missions that they are thought to be the sole intention of such endeavors.

    We are running out of minerals and fossil fuels at a rate faster than we are able to come with alternative sources of energy.

    These mission may also be led to search for useful minerals and resources. Who knows, for all we know the moon may be made out of cheese and Mars out of Gold. B-)
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    • Profile picture of the author HeySal
      Originally Posted by Chris Douglas View Post

      Alien life seems to be associated so deeply to space missions that they are thought to be the sole intention of such endeavors.

      We are running out of minerals and fossil fuels at a rate faster than we are able to come with alternative sources of energy.

      These mission may also be led to search for useful minerals and resources. Who knows, for all we know the moon may be made out of cheese and Mars out of Gold. B-)
      Actually - we're headed into a very scary water shortage. I think that's what they're looking for. I've seen a LOT of interest in water on planets lately in the scientific circles.
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      • Profile picture of the author Kurt
        Originally Posted by HeySal View Post

        Actually - we're headed into a very scary water shortage. I think that's what they're looking for. I've seen a LOT of interest in water on planets lately in the scientific circles.
        I agree about the water shortage. However, I don't agree that's why science is searching for water on other planets/moons. I think they want to find water so they can find places that can sustain human life without having to take water with us.

        As far as water on Earth, the "good" news is that only .5% is potable. That's means there's still 99.5% of the water on Earth that we haven't used.

        We know how to clean and desalinate it, it's really just a matter of expenses. And it's hard to imagine that cleaning/desalinating water on Earth would be more expensive than bringing it back from other planets/moons, considering that even if there is water on those places, it may need to be purified also.

        If we can transport oil through a pipeline across Alaska, we can move clean water anywhere we want it. Again, it's just a matter of cost.

        One partial solution for the US would be for areas on the coasts to desalinate ocean water, leaving more water for those upstream.
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        • Profile picture of the author HeySal
          Originally Posted by Kurt View Post

          I agree about the water shortage. However, I don't agree that's why science is searching for water on other planets/moons. I think they want to find water so they can find places that can sustain human life without having to take water with us.

          As far as water on Earth, the "good" news is that only .5% is potable. That's means there's still 99.5% of the water on Earth that we haven't used.

          We know how to clean and desalinate it, it's really just a matter of expenses. And it's hard to imagine that cleaning/desalinating water on Earth would be more expensive than bringing it back from other planets/moons, considering that even if there is water on those places, it may need to be purified also.

          If we can transport oil through a pipeline across Alaska, we can move clean water anywhere we want it. Again, it's just a matter of cost.

          One partial solution for the US would be for areas on the coasts to desalinate ocean water, leaving more water for those upstream.
          I wonder how long we can do that before we run into problems with the oceans, though? I have read on this but not really studied it. If water in that quantity can become sufficiently resalinated when it seeps back to the oceans, it seems like a good idea - if water that leaks runs back into the ocean has no way to become sufficiently salinated again, we're just causing more food for the extinction. I'm sure you have studied this one more than I have, so I defer to your judgement on whether it's a good idea or not for the time being.
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          • Profile picture of the author The 13th Warrior
            Kinda funny people getting all giddy and romantic about space exploration.

            Let's say we do find life..., and a livable environment.

            If we treat other planets like we are treating Earth now, that's a lot of waste of money over the years to find a new trash can.

            If energy companies do what they want here, who do you think has dibs on resources up there?

            Ohhhh, yeeeahh, the energy companies are DYING to find fresh new resources so they lower our costs and stop giving billion dollar bonuses to their buddies.

            Funny also, you got people protesting and trying to get laws about illegal aliens right in their back yard, but these same people are going WELCOME new life forms when they can't even stand similar life like them in and across their own backyard???!?

            That's a lot of money and tax dollars from the 50's to now just so we can orbit a satellite to watch Jerry Springer and other fun shows. OK, maybe we got tang and aluminum foil out of it, but isn't the wonder of "what if" worth ALL the money spent?

            How many forms of life are being extinguished RIGHT NOW for profit and pleasure?

            There are life forms that they are still discovering, right here on good ole Earth.

            Maybe the gaming associations can inform their members there's fresh species to hunt so they can make a rug out of them, make jerky or culinary additions to all-you-can-eat buffet.

            Maybe we can convince them to work for us, and hopefully, their currency is dirt....,farrr less expensive then beads for Manhattan, don'tcha think?

            "You bet" there's intelligent life out there, they are smart enough to know to stay the hell away from a populous of backstabbers.

            Are they gonna need green cards?? Just wondering....,

            Look what happens when we discover a new civilization right here...., give them smokes and fire water so their resources can be stolen.....,hey, I did'nt right the history, it is consistent track record up to now.

            Sorry to pour ice cold stinkin water on your fantasies of grandeur folks....,

            ...and hey.....,

            ........have a nice day.LOL


            The 13th Warrior
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          • Profile picture of the author Kurt
            Originally Posted by HeySal View Post

            I wonder how long we can do that before we run into problems with the oceans, though? I have read on this but not really studied it. If water in that quantity can become sufficiently resalinated when it seeps back to the oceans, it seems like a good idea - if water that leaks runs back into the ocean has no way to become sufficiently salinated again, we're just causing more food for the extinction. I'm sure you have studied this one more than I have, so I defer to your judgement on whether it's a good idea or not for the time being.
            I think the bigger problem is what to do with all the salt? I don't have a clue how much salt would be produced and if it could just replace salt mining?

            But as far as the oceans go, they get plenty of fresh water from rivers and rain, they can handle it.
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            • Profile picture of the author ThomM
              Originally Posted by Kurt View Post

              I think the bigger problem is what to do with all the salt? I don't have a clue how much salt would be produced and if it could just replace salt mining?

              But as far as the oceans go, they get plenty of fresh water from rivers and rain, they can handle it.
              Wouldn't it make sense to put at least some of the salt back?
              If you continue to take water and salt out and only replenish the water through streams, rivers, etc. wouldn't that in time upset the balance between the salt and water in the oceans?
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              • Profile picture of the author Kurt
                Originally Posted by ThomM View Post

                Wouldn't it make sense to put at least some of the salt back?
                If you continue to take water and salt out and only replenish the water through streams, rivers, etc. wouldn't that in time upset the balance between the salt and water in the oceans?
                I thought about that...They'd need to do it in a way that didn't dump too much salt in a small area. I'm not sure of the cost.

                The oceans are huge, I think they make up 90% of the water on the planet. Potable fresh water is about .5%. I don't think much of the desalinated water would make it directly back into the oceans and if it did, much of it would be in the form of rain fall.

                There's a number of desalination plants around the world, I'm wondering how they handle the salt situation and if they are doing it in a nature-friendly way?
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                • Profile picture of the author HeySal
                  Originally Posted by Kurt View Post

                  I thought about that...They'd need to do it in a way that didn't dump too much salt in a small area. I'm not sure of the cost.

                  The oceans are huge, I think they make up 90% of the water on the planet. Potable fresh water is about .5%. I don't think much of the desalinated water would make it directly back into the oceans and if it did, much of it would be in the form of rain fall.

                  There's a number of desalination plants around the world, I'm wondering how they handle the salt situation and if they are doing it in a nature-friendly way?
                  It still makes me nervous to see us do anything to alter anything. We've got one hella bad track record of doing things the right way to ensure no environmental damage. Our top elite have gotten their fortunes solely because damage was just fine and dandy as long as it produces money.
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  • Profile picture of the author Slazengeer
    Originally Posted by DotComBum View Post

    Nasa had recently sent it's newest robot rover to Mars, do you think it will find any sign of life on Mars?


    I think if there was any life on Mars, then the martians would have come much earlier to earth than humans trying their way to their planet.

    P.S. India also planning to launch Mars Mission in 2013.
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  • Profile picture of the author Rebeccha Haase
    I have heard recently that they have founded ice in mars. If there is water, there are chances to have life in Mars. The universe have got no end and there is no end of planets like mars, earth etc. I really think there are life exists in other planets. It may not be mars !!
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  • Profile picture of the author DotComBum
    Oh forgot to mention that the rover's name is called Curiosity, and it's a size of a small car
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  • Profile picture of the author Chris Douglas
    Actually - we're headed into a very scary water shortage. I think that's what they're looking for. I've seen a LOT of interest in water on planets lately in the scientific circles.
    I agree. Spectators still do not fail to relate the search of water with the search of life. Our reasoning has shrunk to such an extent that we are not ready to accept biological beings having a sustenance environment different than ours.

    If we survive on water another living being may not need water at all to survive. There may even be a species that may be able to bear the harsh atmosphere of the sun.
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  • Profile picture of the author thunderbird
    Martians used to ask, "Is there life on Earth?" Their drone spaceships landed on earth, searched the empty barren planet, and found nothing. In doing so, the drones inadvertently deposited Martian mold spores on the planet. Over time those mold spores evolved into bacteria, then simple plants, then simple creatures that lived in water. Over millions of years, some creatures developed the ability to walk on land, evolve, and reach the height of evolution and human perfection, known as "HeySal".
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    • Profile picture of the author HeySal
      Originally Posted by thunderbird View Post

      Martians used to ask, "Is there life on Earth?" Their drone spaceships landed on earth, searched the empty barren planet, and found nothing. In doing so, the drones inadvertently deposited Martian mold spores on the planet. Over time those mold spores evolved into bacteria, then simple plants, then simple creatures that lived in water. Over millions of years, some creatures developed the ability to walk on land, evolve, and reach the height of evolution and human perfection, known as "HeySal".

      WTF? :confused:
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      • Profile picture of the author dbarnum
        I've been following the news on this Mars Rover, Curiosity, and think it's exciting! New terms like Marsquakes are surfacing, so hey, I'll bet life forms will surface eventually, too
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      • Profile picture of the author thunderbird
        Originally Posted by HeySal View Post

        WTF? :confused:
        That was an attempt at humor. No, I don't take drugs. I'm just weird.
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  • Profile picture of the author rain21
    probably there might be some kind of life forms such as microbes, and they are not carbon based. I just think like that. It is very stupid to think all life are based on carbon as many people think. Mars might have silicon based life forms (microbes)
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  • Profile picture of the author Dnutty1
    I also feel there is probably some life on Mars. We can't be all alone in this universe of ours. : )
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  • Profile picture of the author JustVisiting
    Some scientists believe 4 billion years ago Mars was like the Earth. A major calamity changed everything. Perhaps the Martians abandoned Mars and colonized the Earth?

    On a different note let's not forget: "Curiosity killed the cat!"
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  • Profile picture of the author miskat
    i thing tere is some surprizing issue waiting for us in mars , and life may be their .... but no evidence till now
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  • Profile picture of the author rondo
    Salt info: What happens to the excess salt produced by desalination? Is it useful or just a waste product? If it is a waste product is it dumped out to sea where it can potentially harm marine life?


    There is a large desalination plant in Sydney, and a number of others around Australia. The plant became important when dam levels reached 33%, but the plant is now turned off because dam levels are back to 90% after lots of rain.


    Andrew
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  • Profile picture of the author Chris Douglas
    The question that no one has though over is: What if there really is life on mars ?

    I can see that three possibilities stem from here.

    1- Life does exist, but in the from of cellular organisms.
    In such a case there really is no point of having life on mars at all. Mars will become a scientific observatory. The theory of evolution will be studied first hand and secrets unlocked. Tests will be carried out as to how organisms tend to survive with the lack of oxygen and in an environment different than ours. In short it will be a scientist's playground where he has the liberty to do anything since the beings will not be sentinel.

    2- Life exists and is much more advanced than us
    This has been debated on extensively since this is the most popular theory associated with alien life. It mostly ends up in us being annihilated (Unless it's a sci-fi movie like "Independence day" where we always manage to win despite, our obscenely low grade technology).
    However since they are more advanced than us they should have been able to locate and annihilate us earlier than we found them. Since we haven't had any alien contact, this signifies that they have no intention of being known. Secondly since they are more advanced, they will possess better cloaking technology that will make them invisible to us.

    3-Life exists, but the organism are in the primitive stage of evolution(say the stone age)
    In such a case we will have a new planet to rule .
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    • Profile picture of the author JustVisiting
      Originally Posted by Chris Douglas View Post

      I can see that three possibilities stem from here.
      What about a fourth possibility? Perhaps life once existed and is now extinct? As I mentioned in my previous post, some scientists believe 4 billion years ago Mars was similar to the Earth.

      Originally Posted by Chris Douglas View Post

      3-Life exists, but the organism are in the primitive stage of evolution(say the stone age)
      In such a case we will have a new planet to rule .
      Let's hope we make a better job of it than we have our own planet . In fact, let's leave well alone!
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  • Profile picture of the author Rick B
    We really just don't know the answer to that question yet.

    What we do know is that the basic building blocks of life on Earth are everywhere throughout the Universe. We know that life exists in nearly every type of condition on Earth.

    We are pretty sure that conditions on Mars were once hospitable for life.

    What we don't really know anything about is how life made the leap from those basic building blocks to something we can consider to be alive. If that leap isn't terribly difficult then there's probably life all over the Universe. If it's a transition that requires numerous steps that aren't likely to happen all in one place then we may have the Universe pretty much to ourselves.

    Considering that there are hundreds of billions of galaxies with hundreds of billions of stars in each one it's unlikely that we're totally alone but if the process is too difficult we could be a very rare commodity. We just simply don't know yet.
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