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Geology

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Oldest Direct Evidence Shows Earth's Plates Were Moving 3.5 Billion Years Ago

Extensive paleomagnetic measurements from the Pilbara Craton capture the earliest geomagnetic reversal, ruling out a global stagnant lid.

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Perseverance Radar Reveals Buried Ancient River Delta Beneath Jezero Crater

Magnitude 3.4 Earthquake Shakes Gilroy Area Early Tuesday

Study Confirms North Sea’s Silverpit Crater Was Made by an Asteroid, Triggering Ancient Mega-Tsunami

Kīlauea’s Latest Summit Eruption Sends 30,000-Foot Ash Plume, Triggers Park and Highway Closures

2.3 Earthquake Near Sleepy Hollow Triggers Hundreds of Felt Reports, No Damage

Study Confirms DART Nudged Asteroid Pair’s Solar Orbit in First Measured Human-Made Deflection

New Triassic Croc-Line Reptile Grew From Four-Legged Juvenile to Bipedal Adult

USGS Upgrades Strongest to 4.4 After Four Pre‑Dawn Quakes Strike Red River Parish

Permian Tetrapod From Brazil Reveals Twisted, Plant‑Grinding Jaw

Oldest Articulated Bony Fish and Giant Megamastax Redraw Osteichthyan Origins

Mud Volcano Near San Juan de Urabá Erupts in Fiery Blast, Forcing Evacuations and Damaging Infrastructure

Magnitude 3.4 Earthquake Shakes Columbia, South Carolina Area

Oxford Study Finds Moon’s Magnetic Field Was Mostly Weak Through Its History

Deep 7.1 Quake Off Sabah, Malaysia Leaves No Tsunami Threat

Magnitude 3.5 Quake Rattles Off Rancho Palos Verdes Coast Late Sunday

4.1 Quake Strikes Geysers Area; 2.9 Aftershock Follows in North Bay

Hindu Kush Quake Rattles Afghanistan and Pakistan, No Major Damage Reported

Scientists Recover Record Sub-Ice Sediment Core Beneath West Antarctica

Study Finds Tyrannosaur Tooth Embedded in Edmontosaurus Skull