Researchers test smartphones for crowdsourced earthquake warning

What happens underground when a missile or meteor hits

Researchers clarify impact of permafrost thaw

New evidence for combat and cannibalism in tyrannosaurs

Greatest mass extinction driven by acidic oceans, study finds

Ferromanganese crusts record past climates

Smithsonian’s Panama Debate Fueled by Zircon Dating

Exceptionally preserved fossil gives voice to ancient terror bird

Scientists take aim at Four Corners methane mystery

Two ancient human fossils from Laos reveal early human diversity

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