Uncategorized

  1. Chemistry

    Slippery when dry

    Surfaces that mimic the back of an African beetle can collect water from fog.

    By Davide Castelvecchi
  2. Health & Medicine

    Trust again

    The ability to trust others even after violations of trust is regulated by the hormone oxytocin.

    By Tina Hesman Saey
  3. Earth

    Asbestos-like nanotubes

    Some carbon nanotubes show signs of asbestos-like toxicity.

    By Janet Raloff
  4. Space

    Supernova Outbreak

    Thanks to a lucky break and an overactive galaxy, astronomers report the earliest detection yet of a normal supernova—the explosive death of a massive star.

    By Ron Cowen
  5. Health & Medicine

    Nonstick toxicity

    By mimicking the action of estrogen, a widely used nonstick chemical promotes cancer development in animals.