How deep can humanity go beneath the Earth’s surface? The Kola Superdeep Borehole, the deepest manmade hole in the world, ...

A series of groundbreaking discoveries are reshaping the way scientists understand Earth’s deep history, hinting at secrets ...

The Atacama Trench, located off the coast of Peru and Chile, is one of the deepest oceanic regions on our planet, and ...

ETH Zurich scientists confirmed that solid rock flows deep inside Earth, solving a decades-old mystery about seismic waves.

Deep sea sediments contain treasure troves of information about marine ecosystems and past climate scenarios, yet remain ...

The D" layer, some 2,700 kilometers (nearly 1,700 miles) below our feet, has been mystifying scientists for decades.

A balloon-borne experiment over Antarctica, designed to detect cosmic radio waves, has instead picked up bizarre signals that appear to be coming from deep within the ice. These signals challenge our ...

This type of flow form of mantle convection, moves heat through Earth’s interior and reshapes how we think about the planet’s ...

China is going full Jules Verne as it prepares to go where no drill has gone before. As part of its Deep Ocean Drilling ...

Seismic imaging has exposed two massive zones hidden deep in Earth’s mantle. These giant blobs, known as large low-velocity provinces, or LLVPs, stretch beneath Africa and the Pacific.

Published in Science ... one day drill deep into Martian rock to search for signs of ancient or even extant life. Until then, Earth's own subsurface remains a frontier full of discoveries waiting ...