Buried more than 3,000 miles beneath our feet, Earth’s solid inner core was once thought to be unchanging—locked in place at the heart of the planet. But new research has revealed something much more ...

The humpback whale raised out of the water just feet from the boat, rolling and spy hopping for its fans. What if I told you ...

Scientists have long thought that tectonic plates needed to dive beneath each other to create the chemical fingerprint we see ...

Earth’s rocky layers are mysteriously low in nitrogen compared with carbon and argon. A scientific team explored our planet’s ...

Earth is the only known planet which has plate tectonics today. The constant movement of these giant slabs of rock over the ...

Earth's crust today has a surprisingly similar composition to the planet's first outer shell, or "protocrust," new research ...

The leading explanation for all of these mysteries is known as the giant impact hypothesis. According to this story, when the solar system was just getting started, a Mars-size protoplanet named Theia ...

Researchers have made a new discovery that changes our understanding of Earth's early geological history, challenging beliefs ...

According to a recent study, the Earth's inner core, that is a solid ball of iron and nickel, is slowing down in relation to the planet's surface. The same was confirmed by USC scientists ...

A 2471 B.C. solar eclipse may have triggered a break from Egypt’s sun worship, influencing Pharaoh Shepsekaf’s defiance and ...

New research suggests that Earth's first crust, formed over 4.5 billion years ago, already carried the chemical traits we ...

The mantle is the rocky envelopment that surrounds the iron core of rocky planets. The structure and dynamics of the Earth's lower mantle play a major role throughout Earth's history as it ...