With an estimated 6 sextillion kilograms of the stuff—that’s 21 zeroes—the Earth’s core shows why hydrogen is the most ...

A research team has produced the first direct experimental evidence that Earth’s iron core traps hydrogen inside nanoscale ...

As much as 45 oceans’ worth of hydrogen may be in Earth’s core, scientists reported, suggesting most of Earth’s water was ...

Earth’s core has often been described as just a giant ball of iron and nickel. Now, a new study argues that it is also a ...

A new scientific revelation reveals that deep in the Earth’s core lies a good amount of hydrogen as well as a large amount of iron. While the iron in the core has always been recognized as dominant, ...

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 ...

For years, scientists have tried to understand what’s hidden in the Earth. Now, a recent investigation has revealed something surprising: the Earth’s core ...

Hydrogen reserves in Earth’s core large enough to supply at least nine oceans may influence processes on the surface today.

An experiment to quantify the amount of the universe’s lightest element in Earth’s core suggests that the planet’s water has ...