Like Earth, Mars once had a strong magnetic field that shielded its thick atmosphere from the solar wind. But now only the magnetic imprint remains. What's long baffled scientists, though, is why this ...

(CNN) — A typical New Year’s resolution is to exercise more, although where to start can feel daunting. Some opt for a fitness class; others create a plan with a personal trainer or work out from home ...

A typical New Year’s resolution is to exercise more, although where to start can feel daunting. Some opt for a fitness class; others create a plan with a personal trainer or work out from home.

If you’re like most people, when you hear the word core, you probably think of six-pack abs. But your core is so much more than that — it’s the powerhouse that stabilizes, supports and moves you ...

Deep beneath our feet, far beyond the reach of drills or submersibles, Earth hides a solid metal heart that behaves in ways geophysicists have struggled to explain. New experiments now suggest that a ...

The iron-rich core at the centre of our planet has been a crucial part of Earth’s evolution. The core not only powers the magnetic field which shields our atmosphere and oceans from solar radiation, ...

First ever supercomputer simulations of Mars with a fully molten core could explain the Red Planet's unusual magnetic field. Billions of years ago, Mars had an active magnetic field. Mysteriously, its ...