News

  1. Health & Medicine

    For most centenarians, longevity is written in the DNA

    A study of people who live past 100 reveals many genetic paths to a long life.

    By Tina Hesman Saey
  2. Health & Medicine

    Stem cells from blood a ‘huge’ milestone

    New technique promises to be easier, cheaper and faster than other harvesting methods.

    By Laura Sanders
  3. Life

    Having BFFs brings longevity to female baboons

    A seven-year study of one African troop finds that females live longer if they form close, lasting friendships.

    By Bruce Bower
  4. Earth

    African fossils suggest complex life arose early

    Researchers find evidence that Earth’s earliest multicellular life got going 2.1