News

  1. Life

    Trees worldwide a sip away from dehydration

    Plumbing systems operate on a razor’s edge, making even moist forests highly vulnerable to drought.

    By Susan Milius
  2. Space

    Glimpse at early universe finds expansion slowdown

    BOSS project looks at acceleration rate before dark energy hit the gas.

    By Andrew Grant
  3. Life

    Chromosome ends hold clues to a bird’s longevity

    Short telomeres are tied to higher mortality in Indian Ocean warblers.

    By Tina Hesman Saey
  4. Earth

    Mexican silver made it into English coins

    Chemical tests of currency help reveal where New World riches flowed.

    By Alexandra Witze
  5. Psychology

    Word-detecting baboons are a tough read

    New models offer contrasting views of monkeys’ ability to identify frequently seen letter pairs.