News

  1. Planetary Science

    Chilled Out? Ice could lurk beneath Martian equator

    An immense volume of ice-rich material may underlie a formation that extends about one-quarter of the way around Mars' equator.

    By
  2. Earth

    Clay That Kills: Ground yields antibacterial agents

    A special type of French clay smothers a diverse array of bacteria, including antibiotic-resistant strains and a particularly nasty pathogen that causes skin ulcers.

    By
  3. Extreme Healing: Protein aids limb regrowth in newts

    The ability of newts to regenerate severed limbs depends crucially on a protein released by the insulating sheath around nerves.

    By
  4. Animals

    Cousin Who? Gliding mammals may be primates’ nearest kin

    Two species of small, little-known rain forest mammals may be primates' closest living relatives.