An international team has made a significant breakthrough in understanding the tectonic evolution of terrestrial planets.

Discover how scientists have used iron isotopes to determine the likely origin of the Mars-sized planet named Theia.

New research suggests Earth's Moon formed from the catastrophic collision of our planet with its \"sister\" planet, Theia, ...

About 4.5 billion years ago, Earth had a violent neighbor. A young, still-forming planet named Theia slammed into our world with enough force to melt vast portions of its mantle and scatter a huge ...

A newly discovered, faint radio emission, the Hectometric Continuum, emerges only after sunset and pulses through Earth's ...

Two mysterious blobs deep inside Earth may hold clues about the origin of life on our planet, new research finds. Deep ...

Scientists found 3.3 billion-year-old biosignatures in ancient meteorites and fossils—a billion years older than we thought ...

Researchers have pinpointed a super-Earth in the habitable zone of a nearby M-dwarf star only 18 light-years away.

Roughly four and a half billion years ago the planet Theia slammed into Earth, destroying Theia, melting large fractions of ...

About 4.5 billion years ago, a colossal impact between the young Earth and a mysterious planetary body called Theia changed everything—reshaping Earth, forming the Moon, and scattering clues across ...

Last year, the most violent geomagnetic storm to strike Earth in over two decades did more than disrupt GPS systems and ...

This new understanding comes from a study by a team led by Rutgers University geodynamicist Yoshinori Miyazaki. The research ...