News

  1. Health & Medicine

    Cancer DNA is detectable in blood years before diagnosis

    Tiny, newly formed tumors shed small fragments of DNA that are swept into the bloodstream. Future cancer screening tests could detect them early.

    By Meghan Rosen
  2. Science & Society

    A Supreme Court ruling on nuclear waste spotlights U.S. storage woes

    Court ruling allows interim nuclear waste storage in Texas, but the U.S. still has no long-term plan for its 90,000 metric tons of spent fuel.

    By Emily Conover
  3. Anthropology

    ‘Dragon Man’ skull may be the first from an enigmatic human cousin

    Ancient proteins and DNA may peg a 146,000-year-old Chinese skull as the most complete fossil to date from Denisovans, a puzzling line of Asian hominids.