Earth’s earliest crust, formed over 4.5 billion years ago, has long been thought to have lacked the complex chemical features associated with continental crust. However, a recent study published in ...

Hundreds of millions of years ago, Earth looked very different. All present-day continents were once joined together as one giant supercontinent called Pangaea. Learn about its discovery, what it ...

In the arid deserts of Ethiopia, a geological marvel has been quietly unfolding since 2005—a 35-mile-long fissure known as ...

Ever been late because you misread a clock? Sometimes, the "clocks" geologists use to date events can also be misread. Unravelling Earth’s 4.5-billion-year history with rocks is tricky business. Case ...

Researchers simulated temperature trends and tectonic plate movement to monitor their impact on mammals. Supercomputer simulation shows that climate extremes are likely to drive land mammal extinction ...

Seismic imaging has exposed two massive zones hidden deep in Earth’s mantle. These giant blobs, known as large low-velocity provinces, or LLVPs, stretch beneath Africa and the Pacific. They are so ...

Aaron J. Cavosie receives or has received funding from the Australian Research Council, the US National Science Foundation, and NASA. Alec Brenner does not work for, consult, own shares in or receive ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. Ever been late because you misread a clock? Sometimes ...