Author Topic: Water has been found on mars.  (Read 5214 times)

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Offline proxx

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Water has been found on mars.
« on: October 01, 2013, 08:36:29 am »
So its finally official, there is water on mars :)
Instead of me dumping some crappy english ill just quote the article.

Quote
Dirt sample reveals two pints of liquid water per cubic feet, not freely accessible but bound to other minerals in the soil
 Water has been discovered in the fine-grained soil on the surface of Mars, which could be a useful resource for future human missions to the red planet, according to measurements made by Nasa's Curiosity rover.
Each cubic foot of Martian soil contains around two pints of liquid water, though the molecules are not freely accessible, but rather bound to other minerals in the soil.
The Curiosity rover has been on Mars since August 2012, landing in an area near the equator of the planet known as Gale Crater. Its target is to circle and climb Mount Sharp, which lies at the centre of the crater, a five-kilometre-high mountain of layered rock that will help scientists unravel the history of the planet.
On Thursday Nasa scientists published a series of five papers in the journal Science, which detail the experiments carried out by the various scientific instruments aboard Curiosity in its first four months on the martian surface. Though highlights from the year-long mission have been released at conferences and Nasa press conferences, these are the first set of formal, peer-reviewed results from the Curiosity mission.
"We tend to think of Mars as this dry place – to find water fairly easy to get out of the soil at the surface was exciting to me," said Laurie Leshin, dean of science at Rensselaer Polytechnic Institute and lead author on the Science paper which confirmed the existence of water in the soil. "If you took about a cubic foot of the dirt and heated it up, you'd get a couple of pints of water out of that – a couple of water bottles' worth that you would take to the gym."
About 2% of the soil, by weight, was water. Curiosity made the measurement by scooping up a sample of the Martian dirt under its wheels, sieving it and dropping tiny samples into an oven in its belly, an instrument called Sample Analysis at Mars. "We heat [the soil] up to 835C and drive off all the volatiles and measure them," said Leshin. "We have a very sensitive way to sniff those and we can detect the water and other things that are released."
Aside from water, the heated soil released sulphur dioxide, carbon dioxide and oxygen as the various minerals within it were decomposed as they warmed up.
One of Curiosity's main missions is to look for signs of habitability on Mars, places where life might once have existed. "The rocks and minerals are a record of the processes that have occurred and [Curiosity is] trying to figure out those environments that were around and to see if they were habitable," said Peter Grindrod, a planetary scientist at University College London who was not involved in the analyses of Curiosity data.
Flowing water is once thought to have been abundant on the surface of Mars, but it has now all but disappeared. The only direct sources of water found so far have been as ice at the poles of the planet.
The other papers included x-ray diffraction images of the soil in order to work out the crystalline structure of the minerals on the Martian surface and analysis of a volcanic rock called "Jake_M", which is named after a Nasa engineer. The analysis showed that the rock was similar to a type on Earth known as a mugearite, which is typically found on ocean islands and in rift zones.
Grindrod said that the latest results published by the Nasa team were just the start of the scientific insights that would come from Mars in the next few years. "It's the first flexing of Curiosity's analytical muscles," he said. "Curiosity spent a long time checking out the engineering, instruments and procedures it was going to use – these papers cover just that engineering period. The targets here weren't chosen because of their science goals as such but as good targets to test out the instruments."
Leshin said that, as well as the excitement of exploring a new world for the first time, the increasingly detailed analysis of the Martian surface would be critical information for planning human missions. As well as the water discovery, analysis of the soil has also shown, for example, the presence of a type of chemical called a perchlorate, which is can be toxic to people. "It's only there at a 0.5% level in the soil but it impedes thyroid function," she said. "If humans are there and are coming into contact with fine-grained dust, we have to think about how we live with that hazard. To me it's a good connection between the science we do and the future human exploration of Mars."
She added: "I do think it's inevitable that we'll send people there and so let's do its as smartly as we can. Let's get as smart as we can before we go."
 

http://www.theguardian.com/science/2013/sep/26/nasa-curiosity-rover-mars-soil-water


[thougts]
Why am I hearing about some crap in amuurikaa and some bullshit about closing down stuff etc I DONT CARE.
Why isnt this on every major news channel worldwide, how is it lopez boobs are bigger news...
Commit mass suicide!
[/thoughts]
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Offline proxx

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Re: Water has been found on mars.
« Reply #1 on: October 03, 2013, 10:13:19 pm »
OMFG noone gives a damn?
.. I am confused
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Offline karsa

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Re: Water has been found on mars.
« Reply #2 on: October 03, 2013, 10:29:18 pm »
Old news  :D



But seriously, I thought that was already confirmed... or am I misinformed?

Offline puddi

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Re: Water has been found on mars.
« Reply #3 on: October 03, 2013, 10:30:07 pm »
how can 2 minerals feed millions of people though? ???

Do you got a cool story you would like to share bro?

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Offline Axon

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Re: Water has been found on mars.
« Reply #4 on: October 03, 2013, 11:54:06 pm »
Human curiosity has no limit. +cookie for the interesting news.

Offline lucid

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Re: Water has been found on mars.
« Reply #5 on: October 04, 2013, 05:10:19 am »
Yeah I know I've heard that news before.
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Offline rasenove

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Re: Water has been found on mars.
« Reply #6 on: October 04, 2013, 06:21:11 am »
It was convincing enough for me when we saw those dried out rivers.





There was flowing water in those rivers, there could have been life on Mars or it was just too cold for life to last.
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Offline proxx

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Re: Water has been found on mars.
« Reply #7 on: October 04, 2013, 06:34:39 am »
It was convincing enough for me when we saw those dried out rivers.



There was flowing water in those rivers, there could have been life on Mars or it was just too cold for life to last.

I know but that is something else from actual water being found.
For all we know it would have been gone for thousands of years.

When we decide to go to mars we at least have a source of water.
Thats just brilliant, water means water and oxygen.
Did I mention Oxygen?!
« Last Edit: October 04, 2013, 06:40:48 am by proxx »
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Offline lucid

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Re: Water has been found on mars.
« Reply #8 on: October 04, 2013, 06:37:42 am »
Yay so when we finally finish destroying our planet we can get started on another one!
« Last Edit: October 04, 2013, 06:38:06 am by lucid »
"Hacking is at least as much about ideas as about computers and technology. We use our skills to open doors that should never have been shut. We open these doors not only for our own benefit but for the benefit of others, too." - Brian the Hacker

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Offline karsa

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Re: Water has been found on mars.
« Reply #9 on: October 04, 2013, 01:20:59 pm »
Yay so when we finally finish destroying our planet we can get started on another one!
Got me thinking of all the science fiction movies in which the aliens are invading planets, harvesting the resources and once they're done move to another planet. Funny it would turn out to be us.

Offline rasenove

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Re: Water has been found on mars.
« Reply #10 on: October 04, 2013, 01:28:35 pm »
Then the aliens will make the movies on being invaded by us :p
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Offline lucid

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Re: Water has been found on mars.
« Reply #11 on: October 04, 2013, 06:53:39 pm »
Then the aliens will make the movies on being invaded by us :p

Maybe they already do...
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Offline techb

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Re: Water has been found on mars.
« Reply #12 on: October 04, 2013, 07:09:33 pm »
Yay so when we finally finish destroying our planet we can get started on another one!

Well, if we do go to Mars to live, we will have to get the planet to warm up a bit, since it doesn't have the dense atmosphere we do. We will have to do the whole global warming thing there like we are doing here, but it will help on mars. Build an atmosphere, heat the planet and make it almost livable. But that is going to take a while anyway.

So yes, we would get started there, but it would help instead of hurt.
>>>import this
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Offline proxx

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Re: Water has been found on mars.
« Reply #13 on: October 04, 2013, 07:19:12 pm »
Well, if we do go to Mars to live, we will have to get the planet to warm up a bit, since it doesn't have the dense atmosphere we do. We will have to do the whole global warming thing there like we are doing here, but it will help on mars. Build an atmosphere, heat the planet and make it almost livable. But that is going to take a while anyway.

So yes, we would get started there, but it would help instead of hurt.

Indeed, but terraforming is a very interesting concept indeed.
Bacteria for example could do all the work for is in only a fraction of the time.
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This was another little experiment *evillaughter - Proxx.
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Offline rasenove

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Re: Water has been found on mars.
« Reply #14 on: October 04, 2013, 07:42:07 pm »
Mars already has an atmosphere as thick as earth's, its just colder and too dry.

Maybe they already do...

We can assume they are watching movies and videos and p0rn that we are broadcasting.
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