News

  1. Paleontology

    Clearer picture emerging of dinosaurs’ last days

    Dinosaurs’ final days may have included both a giant asteroid and gradual species die outs. Two new studies paint an increasingly intricate picture of dinosaur’s demise.

    By Meghan Rosen
  2. Neuroscience

    Left brain stands guard while sleeping away from home

    Part of the left hemisphere stands sentry while the rest of the brain and body snooze.

    By Laura Sanders
  3. Health & Medicine

    ‘Dirty’ mice better than lab-raised mice for studying human disease

    Dirtier mice may better mimic human immune reactions.

    By Tina Hesman Saey
  4. Cosmology

    How to make gravitational waves ‘sing’

    A rapidly spinning black hole would make a unique pattern of gravitational waves when it sucks in a smaller companion.