News

  1. Animals

    Part donkey, part wild ass, the kunga is the oldest known hybrid bred by humans

    Syria’s 4,500-year-old kungas were donkey-wild ass hybrids, genetic analysis reveals, so the earliest known example of humans crossing animal species.

    By Jake Buehler
  2. Astronomy

    An early outburst portends a star’s imminent death

    An eruption before a stellar explosion was the first early warning sign for a standard type of supernova.

    By Emily Conover
  3. Planetary Science

    Organic molecules in an ancient Mars meteorite formed via geology, not alien life

    Analysis of an ancient Martian meteorite reveals that organic molecules within it were formed by geologic processes rather than alien life.

    By Nikk Ogasa
  4. Quantum Physics

    Quantum particles can feel the influence of gravitational fields they never touch

    A quantum phenomenon predicted in 1959, the Aharonov-Bohm effect, also applies to gravity.