News

  1. Chemistry

    Radioactive fuel turns to goo during nuclear meltdown

    Experiments reveal the atomic rearrangements that occur within uranium dioxide when nuclear reactors fail.

    By Beth Mole
  2. Archaeology

    Barley elevated Central Asian farmers to ‘the roof of the world’

    Hardy western crops allowed villagers to settle in the cold, thin air atop the Tibetan Plateau.

    By Bruce Bower
  3. Neuroscience

    Breathing returns to paralyzed rats

    Scar tissue–busting enzyme plus rehabilitation therapy improves respiration long after rats’ initial spinal cord injuries.

    By Meghan Rosen
  4. Life

    Springs bring gecko stickiness to human scale

    Springs of a stretchy alloy let gecko-inspired adhesives work at human scales to climb glass walls or grab space junk.