Uncategorized

  1. Astronomy

    The planet-hunting Kepler space telescope is dead

    The Kepler space telescope is officially out of fuel and will hunt planets no more, NASA announced.

    By Lisa Grossman
  2. Ecosystems

    How researchers flinging salmon inadvertently spurred tree growth

    Scientists studying salmon in Alaska flung dead fish into the forest. After 20 years, the nutrients from those carcasses sped up tree growth.

    By Laurel Hamers
  3. Neuroscience

    Young people’s memories improved when they stopped using marijuana

    After just a week of not using pot, teens’ and young adults’ abilities to remember lists of words got better, a small study finds.

    By Laura Sanders
  4. Animals

    If you want to believe your home’s bug free, don’t read this book

    ‘Never Home Alone’ reveals the hidden world living in human-made spaces.