News

  1. Astronomy

    Some meteors leave trails lasting up to an hour. Now we may know why

    A new survey of meteors that leave persistent trails found that speed and brightness don’t matter as much as atmospheric chemistry.

    By Lisa Grossman
  2. Earth

    Earthquakes added to Pompeii’s death toll

    Broken bodies found at the archaeological site indicate that earthquakes played a role in the legendary tragedy.

    By Carolyn Gramling
  3. Climate

    Record-breaking Coral Sea temperatures threaten the Great Barrier Reef

    Near-annual extreme heat in the Coral Sea, including in 2024, is causing back-to-back mass bleaching events in the iconic Great Barrier Reef.

    By Carolyn Gramling
  4. Animals

    Hundreds of snake species get a new origin story

    Elapoid snakes, including cobras, mambas and sea snakes, may have evolved in Asia, not Africa as many researchers once thought.

    By Jake Buehler
  5. Animals

    Why a small seabird dares to fly toward cyclones

    Tracking data show that Desertas petrels often veer toward cyclones and follow in their wake, perhaps to catch prey drawn to the surface.

    By Joseph Polidoro
  6. Archaeology

    Was Egypt’s first pyramid built with hydraulics? The theory may hold water

    A controversial analysis contends that ancient engineers designed a water-powered elevator to hoist stones for King Djoser’s pyramid.

    By Bruce Bower
  7. Animals

    Pheromone fingers may help poison frogs mate

    Specialized glands in the fingertips of some males may produce seductive chemical signals.

    By Jake Buehler
  8. Neuroscience

    Alzheimer’s blood tests are getting better, but still have a ways to go

    Blood biomarker tests could help doctors know if a person's cognitive symptoms are due to Alzheimer's or something else.

    By Laura Sanders
  9. Chemistry

    Tycho Brahe dabbled in alchemy. Broken glassware is revealing his recipes

    The shards contain nine metals that the famous astronomer may have used, including one not formally identified until 180 years after his death.

    By Skyler Ware
  10. Artificial Intelligence

    Can we train AI to be creative? One lab is testing ideas

    Artificial intelligence explores new ideas by tapping human intuition, a step toward humanlike intelligence.

    By Matthew Hutson
  11. Anthropology

    An Egyptian mummy’s silent ‘scream’ might have been fixed at death

    A rare muscle-stiffening reaction could explain the open-mouthed expression of a mummy known as the Screaming Woman, scientists suggest.

    By Bruce Bower
  12. Artificial Intelligence

    Want to spot a deepfake? The eyes could be a giveaway

    Reflections in the eyes of AI-generated images of people don’t always match up, researchers report.

    By Ananya
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