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  • Xigou Site Discovery Challenges Long-Held Views on Early Human Technology in East Asia

    Led by the Institute of Vertebrate Paleontology and Paleoanthropology of the Chinese Academy of Sciences, the team—which included researchers from China, Australia, Spain, and the United States—conducted multidisciplinary archaeological investigations at the Xigou site in the Danjiangkou Reservoir region of central China. Their work yielded evidence of sophisticated stone tool technologies dating from 160,000 to 72,000 years ago, revealing that hominins in the region were far more innovative and adaptable than previously thought.

    Jan 28, 2026
  • Cryo-EM Structures Reveal Conformational Dynamics Behind AP-4 Membrane Trafficking

    A collaborative team led by Profs. FENG Wei and ZHAO Yan from the Institute of Biophysics has systematically elucidated the conformational dynamics of the AP-4 core complex and uncovers the molecular mechanisms governing its membrane recruitment and cargo transport by combining cryo-electron microscopy, biochemical analyses, and cellular assays.

    Jan 23, 2026
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Earth Sciences
  • Huayuan Biota Decodes Earth's First Phanerozoic Mass Extinction

    While paleontologists have uncovered dozens of such Cambrian soft-bodied fossil sites—including China's early Cambrian Chengjiang biota in Yunnan and Canada's middle Cambrian Burgess Shale biota, the most famous examples of their kind—no equivalent top-tier soft-bodied fossil deposit had ever been found from the critical post-Sinsk Event time interval. That changed over the past five years, however, with the discovery of the Huayuan biota—a world-class soft-bodied fossil deposit dating to shortly after the Sinsk Event.

    Jan 29, 2026
  • Study Reveals How Superionic State Enables Long-Term Water Storage in Earth's Interior

    A research team from the Institute of Geochemistry of the Chinese Academy of Sciences, together with collaborators, used complementary molecular dynamics simulations, combining ab initio and deep-learning potential methods. Their findings reveal that under deep lower mantle and core–mantle boundary (CMB) conditions, water and the key hydrous mineral δ-AlOOH enter a superionic state—which combines features of a solid crystal lattice with liquid-like mobile ions—thereby fundamentally altering their stability and dehydration behavior.

    Jan 29, 2026
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