The first step in gold’s journey does not happen in a mine, a fault, or a hydrothermal vent. It begins far deeper, in mantle rock melting beneath the seafloor.

Olivine, the most common mineral in the upper 400 km (about 250 miles) of Earth’s interior, has long been studied for how it deforms. Scientists have identified two primary directions of dislocation ...

Add Yahoo as a preferred source to see more of our stories on Google. A model of Earth showing different layers on the inside One of the strangest mysteries about our Earth is the presence of two ...

Caption: Graham Pearson, a a mantle geochemist with the University of Alberta, pictured in Edmonton on Thursday March 26, 2026. Pearson has a newly found mineral named for him. (Jason Franson/The ...

Curious what's truly at the center of the Earth? Thanks to some amazing scientific insights, we know a lot about the interior ...

Far below your feet, nearly 1,800 miles beneath oceans and continents, Earth carries two massive scars from its violent youth. They are so large they rival continents in size, yet no human will ever ...

For decades, scientists have been baffled by two enormous, enigmatic structures buried deep inside Earth with features so vast and unusual that they defy conventional models of planetary evolution.

Gravity may seem constant, but it actually varies across the planet—and one of the strangest places is Antarctica, where gravity is slightly weaker than expected. Scientists have traced this “gravity ...