Scott Solomon is an evolutionary biologist. We spoke to him about what our descendants in future settlements on the Red ...

Add Yahoo as a preferred source to see more of our stories on Google. An artist's concept of an astronaut walking on Mars. But what would happen if the astronaut weren't wearing a space helmet? cokada ...

Mars gets called the Red Planet so often that people picture a crimson sphere, almost like a hot coal drifting through space and glowing with heat. The real reason is less dramatic and more ...

Colossal super-rockets being produced by billionaires Elon Musk snd Jeff Bezos are set to carry astronauts across the heavens in a new "Golden Age of Space Exploration" (Photo by NASA via Getty Images ...

Speaking to SpaceX employees in Texas, Musk described the goal of sending humans to Mars as essential “for the long term survival of civilization." Under his vision, humans would not just step on the ...

Venus has clouds of sulphuric acid. Mercury has extremes of hot and cold. And then there's Mars. The red planet isn't exactly cozy, but it's a plausible place to go, though it will be difficult. And ...