With aircraft increasingly targeted by GPS jammers, the search for new ways to navigate is hotting up.

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

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

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

During a brief but dramatic chapter in Earth's history about 41,000 years ago, the planet’s magnetic field nearly collapsed.

Scientists have known for a while that Mars currently lacks a magnetic field, and many blame that for its paltry atmosphere – ...

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

New research published by the University of Texas Institute for Geophysics offers a compelling explanation for the strange ...

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

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

Mars' magnetic field, once strong like Earth's, now shows a stronger imprint in the southern hemisphere. This asymmetry may be due to Mars having a fully molten core, unlike Earth's solid inner core.