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Stories tagged #Mars

Every feature, interview, and quick read we've ever tagged with #Mars in one place.

Mars Lost Its Oceans When Its Magnetic Shield Collapsed—Could Earth Be Next?

New research reveals Mars once had a protective magnetic field like Earth's. When it failed 4 billion years ago, the planet lost its atmosphere and oceans in geologically brief time, transforming from potentially habitable to frozen desert.

Space & Science 3 min read

Mars Was Once a Striking Blue Planet With Oceans, Scientists Reveal

New research reveals Mars wasn't always the red desert we know today—it was once a stunning blue planet covered in glistening lakes, rivers, and vast oceans. Scientists have determined the dramatic extent of ancient Martian water that transformed our neighboring world.