Remnants of a liquid layer of magma near Earth's core, formed in the first few hundred million years of the planet's history, ...

China is targeting a vulnerability in the United States with a strike in Trump’s tariffs war that was decades in the making.

Seismologists studying earthquake patterns in California have uncovered extraordinary evidence of a rare geological process ...

Seismic images show that beneath parts of New England ... found that the boundary that marks the bottom of Earth’s crust—often referred to as the Moho, after the Croatian seismologist Andrija ...

Scientists have predicted that Earth will undergo a mass extinction in 250 million years, with extreme heat and rising CO2 ...

NASA's SWOT satellite has revealed unseen ocean depths, mapping seafloor features that shape life, currents and tectonics.

The crust of volcanically active Venus could ... of Venus An artist's impression of Venus 3quarks/iStock / Getty Images Plus On Earth, convection occurs within the mantle—providing the driving ...

On Earth, convection currents churn through the mantle (the layer that lies beneath the crust), causing tectonic ... by long-ago violent impacts — Photos of Venus, the mysterious planet next ...

How far it is from the sun: 886 million miles (1.4 billion kilometers), on average How big it is: 72,400 miles (116,500 km) across, or almost 10 times the size of Earth. How many moons it has ...

Water from both volcanic rocks and deep mantle melted Earth's crust 1.6 billion years ago. This long-lasting melting formed ...

The record-breaking mission offers an unprecedented opportunity to study the geology of our planet’s largest layer.