Scientists have caught a handful of ghost particles escaping from deep inside Earth, leaving experts to wonder: What if our planet’s interior isn’t as evenly mixed as we thought? The particles, ...

Earth's shape can be tested in surprisingly simple ways without relying on space photographs. The strongest part of the ...

Every cell in your body has spent its entire existence inside Earth’s magnetic field. We usually think of that field as a ...

Explore the science of deep earthquakes, from subduction zones to seismic waves. Uncover how these mysterious events ...

A team of geologists and mineral physicists at Harvard University, the University of California, Argonne National Laboratory and the University of Chicago has found evidence via lab experiments that ...

Scientists have long known that Earth's core is mostly made of iron, but the density is not high enough for it to be pure iron, meaning lighter elements exist in the core, as well. In particular, it's ...

(CNN) — Picture all of Earth’s oceans, which cover about 70% of the planet and are mostly made of hydrogen. Now multiply that by nine. That may be the amount of hydrogen in Earth’s core, possibly ...