News

  1. Tech

    Paralyzed woman grips, sips coffee with robot arm

    For the first time, a brain-computer interface is powerful enough to enable useful movement in human patients.

    By Rachel Ehrenberg
  2. Humans

    At ISEF, fusion is hot

    A South Carolina teen makes the finals of the 2012 Intel International Science and Engineering Fair by developing a directed neutron source.

    By Devin Powell
  3. Earth

    Natural sinks still sopping up carbon

    Ecosystems haven’t yet maxed out their ability to absorb fossil fuel emissions, new calculations suggest.

    By Alexandra Witze
  4. Health & Medicine

    Even moderate noise may harm hearing

    Chronic, low-level sound exposure causes deficits in rats.