Potential patches of Earth's ancient crust, sometimes called "sunken worlds ... of Earth's interior by using seismographs — 3D images created by measuring how seismic waves from earthquakes ...

Scientists have discovered potential patches of Earth's ancient crust, sometimes called the "sunken worlds", deep within the mantle, all thanks to a new way of mapping the interior of our planet.

Earth’s crust potentially holds a huge ... we were able to combine these experimental results with in situ X-ray images ...

These anomalies are surprisingly similar to sunken chunks of Earth's crust but appear in seemingly impossible places. When you purchase through links on our site, we may earn an affiliate commission.