News

  1. Life

    Genes gives clues to outcome of species interbreeding

    Genetics provides clues to why hybrid river fish formed a subspecies but insects formed a new species.

    By Tina Hesman Saey
  2. Climate

    Environmental change may spur growth of ‘rock snot’

    A controversial new theory suggests alga that forms rock snot isn’t an invader, but a low-key species native to many rivers.

    By Beth Mole
  3. Astronomy

    Sun’s sibling spotted

    A nearby star may have come from the same birth cluster as the sun; learning how to find other solar siblings could point the way to their common origin.

    By Christopher Crockett
  4. Materials Science

    Recyclable superplastics made with old chemistry

    A new durable plastic and a self-healing gel are the first high-performance polymers that are easily recycled.