News

  1. Animals

    Ancient DNA rewrites the tale of when and how cats left Africa

    Cats were domesticated in North Africa, but spread to Europe only about 2,000 years ago. Earlier reports of “house” cats were wild cats.

    By Jake Buehler
  2. Astronomy

    Dark matter ‘nuggets’ could explain the Milky Way’s mysterious glow

    A mysterious excess of far-ultraviolet light seen across the Milky Way could come from the annihilation of clumpy dark matter.

    By Mara Johnson-Groh
  3. Tech

    Mosquitoes use it to suck blood. Researchers used it to 3-D print

    A mosquito proboscis repurposed as a 3-D printing nozzle can print filaments around 20 micrometers wide, half the width of a fine human hair.