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 ...

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 ...

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

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 ...

Earth's core contains nine to 45 times more hydrogen than the planet's oceans do, according to a new study that could settle a debate about when and how hydrogen was delivered to Earth.

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

Scientists have estimated that Earth’s core may contain the equivalent of between nine and 45 oceans of hydrogen, making it ...

The iron-rich core at the center of our planet has been a crucial part of Earth's evolution. The core not only powers the magnetic field which shields our atmosphere and oceans from solar radiation, ...