https://mars.nasa.gov/news/8358/mars-terraforming-not-possible-using-present-day-technology/

Jul 30, 2018 ... Transforming the inhospitable Martian environment into a place astronauts could explore without life support is not possible without technology ... Taken together, the results indicate that terraforming Mars cannot be done with ...

https://www.popsci.com/how-did-mars-lose-its-atmosphere/

Nov 5, 2015 ... Billions of years ago, Mars might have looked a lot like Earth. It had vast ... The latest data support the hypothesis that charged particles from the ...

https://www.quora.com/Why-can%E2%80%99t-Mars-support-life

Mars can't support life because it is too cold, no liquid water, too much UV radiation, no magnetic field, no organic matter in the soil, too much ...

https://www.usatoday.com/story/news/nation-now/2018/06/11/could-humans-live-mars-nasa-expert/690476002/

Jun 11, 2018 ... Humans will "absolutely" be on Mars in the future, NASA chief scientist Jim Green told USA TODAY. And the first person to go is likely living ...

https://www.independent.co.uk/news/science/life-on-mars-no-oxford-university-proof-explanation-ufo-alien-a8120796.html

Dec 20, 2017 ... Mars was made uninhabitable when its surface water was absorbed into ... been longstanding interest in the potential for Mars to sustain life, ...

http://www.astronomy.com/news/2017/05/could-we-live-on-mars

May 3, 2017 ... The atmosphere of Mars is mostly carbon dioxide, the surface of the planet is too cold to sustain human life, and the planet's gravity is a mere ...

https://www.mars-one.com/faq/mission-to-mars/why-mars-and-not-another-planet

After the Earth, Mars is the most habitable planet in our solar system due to ... Humans cannot live on Mars without the help of technology, but compared to ...

https://phys.org/news/2018-10-mars-oxygen-life.html

Oct 22, 2018 ... Modern-day Mars may be more hospitable to oxygen-breathing life ... dissolved O2 to support oxygen-breathing microbes, and even more ..... The Earth is the cradle of humanity, but mankind cannot stay in the cradle forever.

https://en.wikipedia.org/wiki/Colonization_of_Mars

Mars is the focus of much scientific study about possible human colonization. The surface .... Since terraforming cannot be expected as a near-term solution, habitable structures on Mars would need to be ... of other organisms, opening the way to a wide range of life-support biological processes based on Martian resources.

https://www.nhm.ac.uk/discover/news/2018/july/its-official-we-cant-terraform-mars.html

Jul 30, 2018 ... Would you wave goodbye to Earth and live out the rest of your days on Mars? .... Pressure on the planet is so low that liquid water cannot exist at the surface, ... Mars also can't support a thick enough atmosphere for humans ...