Uncategorized

  1. Paleontology

    Bird in the hand

    Fossilized fingers strengthen evolutionary link between dinosaurs and avian relatives.

    By Sid Perkins
  2. Tech

    Proposed quantum motor runs with a kick

    Scientists suggest a way to put ultracold atoms to work.

    By Laura Sanders
  3. Earth

    White House releases report on climate change

    A new White House report addresses current and projected impacts of climate change across the United States.

    By Sid Perkins
  4. Health & Medicine

    Gene plus stress equals depression debate

    A reanalysis of data challenges a prominent report that a particular gene variant interacts with stressful experiences to promote depression, sparking controversy.

    By Bruce Bower
  5. Health & Medicine

    CT scan nearly as good as regular colonoscopy

    Virtual colonoscopy might suffice for people at high risk of colorectal cancer, a new study finds.