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

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 ...

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 ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Scientists used a new technique to estimate the abundance of hydrogen in Earth’s core. - Tumeggy/Science Photo Library RF/Getty ...

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.

Precious metals may be escaping from the planet’s core. This hotly debated subject could help us understand Earth’s evolution and determine whether life exists elsewhere in the Universe ...

A groundbreaking study reveals that Earth's core isn't as isolated as once thought. Researchers discovered that valuable metals, including gold, are gradually leaking from the core into the mantle and ...

You might think the Earth’s largest gold reserves are locked up at Fort Knox. But Earth’s core is rich with the precious metal – and it’s slowly making its way up towards us, according to a new study.

Earth cross section showing the classic distinction between crust, mantle and core. But new research shows Earth's structure is far more complicated and may change over time. Analyzing an unusual ...