Uncategorized

  1. Space

    Jupiter takes it on the chin

    Images reveal that an object has recently bashed into Jupiter, 15 years after the first of 21 chunks of Comet Shoemaker-Levy 9 struck the giant planet and created a memorable display of dark spots, waves and plumes.

    By Ron Cowen
  2. Life

    Web decorating with garbage

    Spider webs adorned with decaying food remains attract more attacks, but maybe there’s a defensive trade-off at work.

    By Susan Milius
  3. Health & Medicine

    Early testing for Alzheimer’s

    Spinal fluid test in people with mild cognitive impairments can predict in many cases who will develop the disease.

    By Nathan Seppa
  4. Paleontology

    Diggin’ dinos

    Structures found in Australian rocks may be the filled-in remains of the world’s oldest dinosaur burrows.