Uncategorized

  1. Health & Medicine

    Eight hours of sleep may not be so great

    Sleeping 8 to 9 hours a night doesn't necessarily translate into a longer life.

    By Nathan Seppa
  2. Health & Medicine

    Alzheimer’s disease vaccine abandoned

    Safety concerns forced the shelving of tests of an experimental vaccine for Alzheimer's disease.

    By John Travis
  3. Plants

    Fringy flowers are hard to dunk

    The fringe on the edges of the floating blooms of water snowflake flowers helps protect the important parts from getting drenched in dunkings.

    By Susan Milius
  4. Planetary Science

    Probing Jupiter’s big magnetic bubble

    Simultaneous measurements by two spacecraft have probed in greater detail than ever before Jupiter’s magnetosphere, the invisible bubble of charged particles that surrounds the giant planet.