A huge region of molten iron deep beneath the Pacific Ocean suddenly changed direction around 2010. The discovery suggests ...

The idea of a hollow Earth has fascinated people for centuries. Some have imagined a giant empty world beneath our feet, ...

A surprising reversal in molten iron flow beneath the Pacific is giving scientists a sharper view of how Earth’s magnetic ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. The chemistry at the center of our planet has eluded scientists for ...

New research from Florida State University and Rice University is providing a better estimate of the amount of carbon in the Earth’s outer core, and the work suggests the core could be the planet’s ...

Deep below the Earth's surface lies the outer core, which is made up 2000-km thick liquid iron alloy layer. Despite being located 3000-km deep from the surface, it still affects our surface ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Scientists have uncovered a previously unknown doughnut-shaped region ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Scientists who just ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? A new study analyzing decades of seismogram data shows that physical changes can ...

The outer core is sandwiched between the mantle, the thick layer of rock underneath the Earth's crust, and the inner core, the planet's deepest interior layer. It's composed mainly of liquid iron that ...

Earth’s wily magnetic field is keeping scientists on their toes. A team of scientists in Belgium and France have discovered a new type of magnetic wave—called a Magneto-Coriolis wave—that courses ...