Earth may have a moon today because a nearby neighbor once crashed into us, a new analysis of Apollo samples and terrestrial ...

Around 4.5 billion years ago, a planet called Theia is thought to have smashed into newborn Earth. The messy collision kicked ...

Chinese researchers have discovered that interstitial carbon in iron-carbon alloys behaves in a superionic, liquid-like state under Earth’s core pressure and temperature conditions. Beneath Earth’s ...

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

Reporting from the European Space Agency’s (ESA) Ministerial Council for 2025, held in Bremen last week, IFLScience reveals how ESA is stepping up and doubling down on its commitment to monitoring our ...

"The most convincing scenario is that most of the building blocks of Earth and Theia originated in the inner solar system.

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

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

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

Two enormous structures that sit at the border between the Earth's mantle and its core have puzzled scientists for decades.

Rockström is a research professor in earth system science at University Potsdam, the director of the Potsdam Institute for Climate Impact Research, and co-founder of the Planetary Guardians. The ...

The updated version of the World Magnetic Model was released on Dec. 17, with a new prediction of how the magnetic north pole will shift over the next five years. Here's why it was changed. When you ...