News

  1. Health & Medicine

    Pay attention to that under-the-weather feeling

    People can forecast their likelihood of catching colds by rating their own health, study shows.

    By Bruce Bower
  2. Quantum Physics

    Spooky quantum connection quantified for multiple particles

    Physicists have measured quantum entanglement between several particles rather than just two.

    By Andrew Grant
  3. Physics

    Maxwell’s demon faces the heat

    A device inspired by an 1867 thought experiment fails to break the second law of thermodynamics, which governs the flow of heat and the drive toward maximum disorder.

    By Andrew Grant
  4. Anthropology

    People roamed tip of South America 18,500 years ago

    Stone tools, charred animal bones and fire ash found at the Monte Verde site in Chile indicate people reached South America’s southernmost territory at least 18,500 years ago.