Unlike the core, the mantle is mostly solid, and makes up most of the planet (84 percent of the Earth’s volume to be exact). Comparatively, the mantle also has less of a platinum-group-metal ...

Researchers have found evidence that Earth's core is leaking gold and other precious metals, according to a new study. The vast majority (99.9%) of Earth's gold and other precious metals are ...

Although carbon-rich asteroids are common in space, they account for less than 5% of the meteorites that reach Earth. To ...

Scientists solve mystery of some of Earth’s most dramatic landscapes - Results showed that when continents split, the stretching of the continental crust causes stirring in the Earth’s mantle ...

Although more than 99.95% of Earth's gold is locked in the molten core, tiny amounts may be coming up to the surface in magma, a study found. A lava fountain at Kilauea in Hawaii is seen in early May.

Unlike the core, the mantle is mostly solid, and makes up most of the planet (84 percent of the Earth’s volume to be exact). Comparatively, the mantle also has less of a platinum-group-metal ...

Earth’s core formed over 4 billion years ago and contains more than 99.999% of the planet’s gold supply. But as Nature reported, previous studies indicated that some volcanic rocks consisted ...