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Geological History

Hadean Eon Ancient Environments Moon's Formation and Evolution Impact Craters Ancient Seafloor Ancient Structures Easter Island Mantle Composition Japan Evolution of Celestial Bodies Moon's Geological Evolution Great Oxidation Event Volcanic Eruptions Ancient Landscapes Grand Canyon Microplates Continental Separation Red Sea Tectonic Evolution Pangea and Bermuda Earth's Formation Ancient Life Forms

Seismic Images Reveal Explorer Plate Tearing in Stages Beneath Northern Cascadia

A Science Advances study uses 2021 shipborne seismic imaging to map a 75‑kilometer fault cutting the plate.

New Study Links 56,000-Year-Old Meteor Impact to Grand Canyon Landslide Dam

Earth’s Oldest Intact Rocks Confirmed at 4.16 Billion Years in Quebec