News

  1. Health & Medicine

    Stopping cachexia at its source could reverse wasting from cancer

    The immune protein interleukin-6 helps regulate body weight. Blocking it in the brain could restore appetite and muscle mass, a study in mice hints.

    By Kristel Tjandra
  2. Health & Medicine

    Getting drugs into the brain is hard. Maybe a parasite can do the job

    Researchers want to harness the parasite that causes toxoplasmosis to ferry drugs, but some question if the risks can be eliminated.

    By Tina Hesman Saey
  3. Animals

    Komodo dragon teeth get their strength from an iron coat

    Studying the reptile’s ironclad teeth in more detail could help solve a dinosaur dental mystery.