Add Yahoo as a preferred source to see more of our stories on Google. The first astronauts to set foot on Mars should hunt for signs of past or present Red Planet life. That's the overarching ...

Mars used to have a warmer and wetter climate, which changed after billions of years because the Sun's solar wind removed ...

If we're to land humans on Mars in the coming decades, we'll have to know what challenges await them when they get there. Enter M-MATISSE, a potential precursor to a crewed mission to the Red Planet ...

If you were to stand on the surface of Mars in two years and look up to the night sky, you might see a bright streak flying across the heavens, followed a few minutes later by another. Rather than ...

Highlighting its intent to send humans to Mars, NASA has announced that it will soon be embarking on a year-long simulation of a Mars mission using four research volunteers. Ross Elder, an ...

The first astronauts to set foot on Mars should hunt for signs of past or present Red Planet life. That's the overarching conclusion of an in-depth report about human Mars exploration from the U.S.