Learn about the continent-sized rocks hidden deep within Earth's mantle that have influenced the magnetic field for millions ...

Exploring Earth's deep interior is a far bigger challenge than exploring the solar system. While we have traveled 25 billion ...

The continent-sized blobs are much hotter than the lower mantle, creating a significant temperature gradient in the rocky ...

While we have sent probes billions of kilometres into interstellar space, humans have barely scratched the surface of our own ...

Scientists find that deep molten rock can power long-lasting magnetic fields, helping large rocky planets hold onto their ...

Hidden mega-structures deep inside Earth may have been quietly steering our planet’s magnetic field—and rewriting what we ...

Ancient volcanic rocks reveal how two giant hot regions beneath Africa and the Pacific have shaped Earth's magnetic shield.

Scientists found rocks in northern Quebec that may be over 4 billion years old. These ancient stones offer a glimpse into ...

AI models used ancient zircons to reveal Earth’s earliest crust chemistry, solving a long-standing geologic mystery. (CREDIT: CC BY-SA 4.0) In Earth’s early days, more than 4 billion years ago, the ...

Travertine is not only a geological wonder but also a popular building material. Its use dates back to ancient Rome, evident ...

Add Yahoo as a preferred source to see more of our stories on Google. The Nuvvuagittuq Greenstone Belt in northeastern Canada is home to the oldest rocks on Earth (Jonathan O'Neil) Earth formed about ...

A lot of the rocks we have on Earth are pretty old, but none of them were around when our planet was first formed. The Earth itself is around 4.5 billion years old, and the oldest rocks we’ve ever ...