Earth’s molten iron core unexpectedly reversed direction beneath the Pacific, revealing a dramatic change in the hidden ...

A groundbreaking study reveals that Hawaiian volcanic rocks contain core material, lending weight to a previously held theory ...

The inner core was discovered in 1936, and its size (about 20% of Earth's radius) is one of the best-constrained properties of the deep Earth. We use this information to estimate the core's ...

Geophysicist John Vidale noticed something striking while tracking the way seismic waves move from Earth's crust through its core. The very center of the planet, a solid ball of iron and nickel ...

A new study suggests that Earth’s inner core may contain a bizarre form of hydrogen that behaves unlike anything found at the ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The greatest center-of-a-Tootsie Pop search continues, as scientists probe Earth's inner core for more ...

At the center of Earth is a vast ball of metal, the planet's core. While unreachable without the help of Jules Verne, it can be studied and plays a vital role for the world. The iron-nickel interior ...

Earth’s heart may have a secret chamber. The planet’s inner core isn’t just a solid ball of nickel and iron, researchers say, but contains two layers of its own: a distinct central region nestled ...

Scientists think they may have solved the mystery of how helium-3, a rare element that has attracted interest as a potential fuel source for nuclear fusion reactors, is leaking out of Earth’s core, ...

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 ...

Geophysicist John Vidale noticed something striking while tracking the way seismic waves move from Earth’s crust through its core. The very center of the planet, a solid ball of iron and nickel ...