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Ancient rocks reveal evidence of the first continents and crust recycling processes on Earth
February 05, 2026
MADISON, Wisconsin, Feb. 5 -- The University of Wisconsin posted the following news:

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Ancient rocks reveal evidence of the first continents and crust recycling processes on Earth

New analyses of the planet's oldest minerals suggest a diversity of tectonic settings not previously expected more than 4 billion years ago.

By Will Cushman

New research led by scientists at the University of Wisconsin-Madison has uncovered che . . .

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