Uncategorized

  1. Earth

    Cast-Iron Foot: Undersea snail has mineral armor

    An as-yet-unnamed species of snail living around hydrothermal vents deep beneath the Indian Ocean bears a suit of armor forged from the minerals dissolved in the hot fluids that spew from its seafloor environment.

    By Sid Perkins
  2. Health & Medicine

    Soy compounds thwart estrogen

    Soy-stress compound interferes with estrogen activity, possibly pointing the way to a new breast-cancer drug.

    By Janet Raloff
  3. Earth

    UV-pollutant combo hits tadpoles hard

    Coincident exposure to ultraviolet light and an estrogen-mimicking pollutant severely jeopardized the chance a tadpole would reach adulthood.

    By Janet Raloff
  4. Earth

    Sewage linked to fish-gender quirks

    Releases from sewage treatment plants appear to impair reproductive tissues in fish.