News

  1. 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
  2. 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
  3. 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.

    By Beth Mole
  4. Anthropology

    Teen’s skeleton ties New World settlers to Native Americans

    Underwater cave discovery in Mexico shows genetic range of New World’s ancient Asian colonists.