Uncategorized

  1. Animals

    Ant sperm swim as a team

    The desert ant has sperm that swim in bundles for extra speed, perhaps increasing their likelihood of fertilizing an egg.

    By Bethany Brookshire
  2. Health & Medicine

    Number of skin moles tied to breast cancer risk

    Women who have many moles also have increased disease risk, which may reflect higher estrogen levels.

    By Nathan Seppa
  3. Animals

    Winter road salting reshapes next summer’s butterflies

    Winter road salt treatments boost sodium in roadside plants and alter development for monarch butterflies.

    By Susan Milius
  4. Life

    Oxytocin stimulates repair of old mice’s muscles

    The naturally produced hormone oxytocin, well known for its role in social bonding, may help heal injured muscles in the elderly.