Just how far down in the Earth's crust can animals survive?

Tectonic plates are large masses of solid rock that float on the Earth's crust.

They may have been washed down through cracks in the Earth's crust by ancient rainwater.

The world's oldest water, which is locked deep within the Earth's crust, just got even older.

The Earth's crust would strike most people as something to get geologists, rather than gourmets, salivating.

He was convinced that one animal could survive deep down in the Earth's crust: a nematode worm.

Regular aftershocks have already hit Japan as the Earth's crust continues to rupture along the Japan trench.

The study suggests that microbes, buried deep in the Earth's crust, altered the ancient rocks' chemical makeup.

This is where the Pacific plate of Earth's crust dives - or subducts - beneath the Australian plate.

It all comes down to plate tectonics, where huge slabs of the Earth's crust drift about and collide.

Primary gold forms when gold precipitates during chemical reactions between hot hydrothermal fluids and rocks in the Earth's crust.

Metal oxides (MOs) are the most abundant materials in the Earth's crust and are ingredients in traditional ceramics.

That's because Lake Turkana lies in a volcanic area, where tectonic activity can move Earth's crust and create new layers.

The research, published this week in Nature Geoscience, challenges the common assumption that the strength of the Earth's crust is constant.

Svensen's research suggests that a mega-eruption's ability to wipe out species will depend on exactly where it punches through Earth's crust.

They are similar because they involve more rapid than normal movement between two pieces of the Earth's crust along a fault.