For generations, scientists have probed the structure and composition of the planet using seismic wave studies. This consists of measuring shock waves caused by earthquakes as they penetrate and pass ...

Current understanding is that the chemical composition of the Earth's mantle is relatively homogeneous. But experiments now show that this view is too simplistic. Their results solve a key problem ...

Researchers from the Massachusetts Institute of Technology (MIT) have made a groundbreaking discovery, revealing traces of a ...

The journey for volcanic rocks found on many volcanic islands began deep within the Earth. Brought to the Earth’s surface in eruptions of deep volcanic material, these rocks hold clues as to what is ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. A thin, yet dense, sunken ocean floor could be deep between the ...

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 ...

A new study adds evidence to the idea that Earth's inner core is slowing its spin, though still rotating in the same direction as the planet. KATERYNA KON / SCIENCE PHOTO LIBRARY via Getty Images The ...

WASHINGTON, Nov 1 (Reuters) - Seismologists have recognized since the 1970s that two mysterious continent-sized blobs reside in the deepest part of Earth's mantle, one under Africa and the other under ...

For the first time, scientists may have found direct evidence of material from the proto-Earth, a version of our planet that ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. When NASA’s ...

Bombastic German geochemist Otto Lidenbrock, his reluctant nephew, and a laconic guide climbed into a dormant volcano in Iceland and traveled deep into the Earth. On their way into the planet’s core, ...