For decades, the idea of people living on Mars has felt like a distant fantasy, limited by the brutal cost of hauling everything from Earth and the difficulty of building safe shelters on a hostile ...

According to a Mars colonization simulation conducted by a team of American researchers using a model imitating Mars, the minimum initial population for successful colonization is only ``22 people.'' ...

NASA is preparing to drill deeper into Mars than ever before, targeting ancient layers of frozen water buried beneath the ...