All Stories

  1. Paleontology

    Ancient otter of unusual size unearthed in China

    Fossils unearthed in China reveal a newly discovered, now-extinct species of otter that lived some 6.2 million years ago.

    By
  2. Paleontology

    Ancient giant otter unearthed in China

    Fossils unearthed in China reveal a newly discovered, now-extinct species of otter that lived some 6.2 million years ago.

    By
  3. Environment

    Humans’ stuff vastly outweighs humans

    The human-made technosphere weighs 30 trillion tons and surpasses the natural biosphere in mass and diversity, researchers estimate.

    By
  4. Life

    Asteroid barrage, ancient marine life boom not linked

    Impacts from asteroid debris probably didn’t trigger the boom in marine animal diversity around 471 million years ago during the Great Ordovician Biodiversification Event.

    By
  5. Health & Medicine

    A ban on screens in bedrooms may save kids’ sleep

    Screens are associated with worse sleep in kids, and not just because of their lights and noises.

    By
  6. Paleontology

    Baby dinosaurs took three to six months to hatch

    Growth lines on teeth indicate a surprisingly long incubation period.

    By
  7. Physics

    Chemists strike gold, solve mystery about precious metal’s properties

    A longstanding puzzle about gold’s properties has been solved with more complex theoretical calculations.

    By
  8. Archaeology

    Real-life adventure tale details search for legendary city

    "The Lost City of the Monkey God" recounts archaeological expedition to uncover truth behind Honduras’ “White City" myth.

    By
  9. Life

    What a mosquito’s immune system can tell us about fighting malaria

    Immune system messengers carried in microscopic sacs help mosquitoes fend off malaria, new research suggests.

    By
  10. Animals

    How desert ants navigate walking backward

    Desert ants appear to use a combination of visual memory and celestial cues to make it back to the nest walking butt-first, researchers find.

    By
  11. Animals

    Desert ants look to the sky, rely on memory to navigate backward

    Desert ants appear to use a combination of visual memory and celestial cues to make it back to the nest walking butt-first, researchers find.

    By
  12. Climate

    Earth’s last major warm period was as hot as today

    Sea surface temperatures today are comparable to those around 125,000 years ago, a time when sea levels were 6 to 9 meters higher, new research suggests.

    By