Exploring Earth's deep interior is a far bigger challenge than exploring the solar system. While we have traveled 25 billion ...

While we have sent probes billions of kilometers into interstellar space, humans have barely scratched the surface of our own ...

The global "hum" of the Earth is now helping scientists probe the planet's deep interior, a group of researchers say. Since this hum — called seismic noise, which is generated by sources such as storm ...

Scientists studying Greenland have uncovered surprising heat variations deep beneath the ice that could reshape experts' understanding of future sea-level rise. The discovery, made using advanced 3D ...

The cycling of water within Earth's interior regulates plate tectonics, volcanism, ocean volume, and climate stability, ...

Scientists may finally be closing in on the origins of two colossal, mysterious structures buried nearly 1,800 miles inside Earth—hidden formations that have puzzled researchers for decades. New ...