News

  1. Animals

    Climate change may favor couch-potato elk

    With drought and rising temperatures in Wyoming, migratory animals suffer while stay-at-home members of the same herd thrive

    By Susan Milius
  2. Life

    Baby’s first bacteria depend on birth route

    C-section newborns may harbor fewer helpful microbes than infants born vaginally.

    By Rachel Ehrenberg
  3. Anthropology

    Lucy fossil gets jolted upright by Big Man

    Scientists have unearthed a 3.6-million-year-old partial hominid skeleton that may recast the iconic species as humanlike walkers.

    By Bruce Bower
  4. Earth

    Even a newborn canyon is big in Texas

    A flood carved a surprisingly large gorge that may help understand features on Earth and Mars.