Geophysicists have modeled how Earth’s magnetic field could form even when its core was fully liquid. By removing the effects ...

The appearance of oxygen in Earth's atmosphere was a turning point in the history of our planet, forever transforming the ...

A new model uncovers how Earth’s liquid core has sustained its magnetic field since the planet’s beginnings, offering new insights into its future. Earth benefits from the presence of a magnetic field ...

Our species likes it cold. Homo sapiens evolved in — and still inhabits — one of Earth’s rare and fragile ice ages, periods distinguished not by an abundance of saber-toothed cats and woolly mammoths ...

According to a recent study, events geologists use to distinguish transitions between geological chapters in Earth's story follow a hidden hierarchical pattern, one that could shed light on both past ...

How can animate life be formed from inanimate matter? It’s one of the most fascinating enigmas in science because, without this crucial first step, called abiogenesis, there would be no life on Earth.

Learn about a 480-million-year-old leech fossil that revealed that ancient leeches didn’t have the biological components ...