Like a moth in a cocoon, the metamorphosis of Earth's crust from molten goop to solid land is hidden from view, leaving ...

Scientists have discovered portions of the Earth's crust sinking into the mantle beneath California's Sierra Nevada mountains ...

The phenomenon has been happening for millions of years quietly beneath our feet and could shed new light on how the continents form.

A new way of measuring structures deep inside Earth has highlighted numerous previously unknown blobs within our planet's ...

Little Friends We've heard of underground parties — but this is ridiculous. A recently released study authored by microbial ...

Mars' dramatic north-south divide has puzzled scientists for half a century. However, they may now have a conclusive answer.

Earth's crust, or the outermost shell of the planet, has drastically changed throughout geologic history, mostly due to the work of plate tectonics. Over time, the crust's topography and position ...

Data collected by NASA's InSight lander suggest that ancient internal processes are responsible for the "Martian dichotomy" ...

Did you know that our planet’s crust has tides too? Brown University's Harriet Lau explains how they are different to the ocean. Travel reporter Nick Qwek visits Malaysian Borneo to try the ...

but the oceanic crust that forms the seafloor is thinner—about three miles thick—and denser. Planet Earth, explained Like Venus and Mars, Earth has mountains, valleys, and volcanoes.