Are we alone in the universe? These Mars rocks could finally give us an answer.
The Perseverance rover has found some intriguing samples on the red planet. Here's what they might reveal about the origins ...
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North America is 'dripping' blobs of rock down into Earth's mantle under the U.S.
Beneath the crust of North America, scientists have found that the deep roots of the continent are slowly dripping away in blobs of rock.
Earth’s First Crust Was Continental – Long Before Plate Tectonics Began
New research suggests that Earth's first crust, formed over 4.5 billion years ago, already carried the chemical traits we associate with modern continents. This means the telltale fingerprints of ...