Feature

  1. Life

    A healthy old age may trump immortality

    Despite disagreements about what aging is and isn't, scientists have reached a radical consensus: It can be delayed.

    By Tina Hesman Saey
  2. Neuroscience

    The brain’s blueprint for aging is set early in life

    The brain's decline may mirror its beginning, offering clues to aging.

    By Laura Sanders
  3. Animals

    Organisms age in myriad ways — and some might not even bother

    There is great variety in how animals and plants deteriorate (or don’t) over time.

    By Susan Milius
  4. Health & Medicine

    Vaccines could counter addictive opioids

    Scientists turn to vaccines to curb the growing opioid epidemic.