Scientists have long puzzled over why Mars, once protected by a global magnetic field like Earth, now shows only a magnetic ...

Learn about Mars' defunct magnetic field, which may have sustained life on the planet and covered only its southern ...

Uncover the mysteries of Mars' magnetic field, generated by a molten core, unlike Earth's solid core structure.

Mars' magnetic mystery may finally have a solution—scientists now think the Red Planet’s ancient magnetic field only existed ...

Through its "Moon to Mars" program, NASA plans to send the first crewed missions to Mars by the end of the next decade. To ...

Like Earth, Mars once had a strong magnetic field that shielded its thick atmosphere from the solar wind. But now only the ...

Though most of the region surrounding the rock is light-colored and dusty, Skull Hill is dark, angular, and covered in tiny ...

Researchers bombarded lichens with a year's worth of Martian radiation in just 5 hours — and they survived, hinting that the ...

Did Mars once have a full magnetic field in its ancient past like Earth does today, or was it lopsided and only covered ...