In some parts of Earth's interior, seismic waves travel at different speeds depending on the direction in which they are ...

Scientists at MIT and elsewhere have discovered extremely rare remnants of "proto Earth," which formed about 4.5 billion ...

More than a decade of satellite monitoring has mapped Earth’s magnetic field as it subtly altered between 2014 and 2025 — and ...

In a first, researchers have discovered fragments of Earth's precursor that contain distinctive chemical fingerprints in ...

The South Atlantic Anomaly, a huge weak spot in the geomagnetic field off South America, has expanded and sprouted a lobe in ...

China's Chang'e 6 mission returned the first-ever far-side lunar samples, revealing new insights into the moon's interior.

The gravitational interaction between the Earth and Moon has led to one hemisphere of the Moon being locked facing away from ...

Earth’s interior remains one of the most enigmatic realms of science, with its deepest regions yet to fully reveal their ...

Pressure waves from the colossal 2022 Tonga eruption rippled through Alaska’s crust, offering scientists a rare look into the state’s deep subsurface. Atmospheric waves from a powerful volcanic erupti ...

Scientists found unusual sulfur in moon samples from Apollo 17. The discovery reveals new clues about the Moon’s ancient ...

Hidden deep in ancient rocks, scientists have found the surviving traces of Earth’s first form—unchanged for 4.5 billion ...

Researchers have discovered chemical fingerprints of Earth's earliest incarnation, preserved in ancient mantle rocks. A ...