News

  1. Health & Medicine

    Chilly cages may skew disease studies in lab mice

    Mice studies on diet and human disease might be marred by stress of cold temperatures in their cages.

    By Chris Samoray
  2. Planetary Science

    Two-stage process formed moon, simulations suggest

    Certain elements absent from lunar samples but present on Earth might be hidden deep inside the moon, a relic from how it was put together.

    By Christopher Crockett
  3. Health & Medicine

    Putting the big chill on cryotherapy

    Evidence is lacking for whole-body cryotherapy as a treatment for muscle soreness.

    By Meghan Rosen
  4. Earth

    Earth’s water originated close to home, lava analysis suggests

    Scarcity of a hydrogen isotope called deuterium in molten rock from Earth’s depths suggests that the planet’s H2O originated from water-logged dust during formation, not comets.