Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific ...

The work was done by Haruki Takezawa and Kei Hirose at the University of Tokyo and colleagues, who suggest that Earth’s core could host a vast reservoir of primordial helium-3 – reshaping our ...

Physicists suggest a new explanation for the interesting properties of the Earth's inner core. Credit: NASA / Getty Images According to a new "holy grail" scientific discovery, the blazing-hot ...

Far beneath the fields and towns of the American Midwest, the Earth's crust is doing something unexpected. It's dripping.That ...

The Earth's internal layers including the mantle, outer core and inner core. New research shows the inner core undergoes structural transformation likely caused by outer core disturbance.

Its loss from magma suggests that the planet has a deep reservoir of primordial helium, and the new compounds suggest that Earth’s iron-rich core could hold some of that helium. But the team ...

Those waves, called shears, found that the Earth’s inner core isn’t completely solid iron. Instead, it’s more of a mushy substance. Of course, there’s no real way to tell exactly what the ...

The Earth's interior is composed of four layers ... in diameter. Although this inner core is white hot, the pressure is so high the iron cannot melt. The iron isn't pure—scientists believe ...

We preselected all newsletters you had before unsubscribing.

According to a recent study, the Earth's inner core, that is a solid ball of iron and nickel, is slowing down in relation to the planet's surface. The same was confirmed by USC scientists ...

Earth’s inner core isn’t static. Waves brushing its surface show shifting patterns, suggesting a surprisingly dynamic layer deep below. More observations might uncover hidden processes.

The ancient primordial helium that was forged in the wake of the Big Bang is escaping from the Earth's core, scientists report in a new study. But rest assured, there is no cause for alarm ...