Uncategorized

  1. Health & Medicine

    Cancer drug might fight Alzheimer’s

    Tests in animals show that the cancer drug imatinib mesylate, also called Gleevec, slows formation of the kinds of plaques found in the brains of Alzheimer's patients.

    By Nathan Seppa
  2. Chemistry

    Clays catalyze life?

    Clay minerals at the bottom of the ocean may have played a crucial role in assembling the very first cells on Earth billions of years ago.

    By Alexandra Goho
  3. Physics

    Shedding Light on the Infrared

    For students and teachers, this NASA-sponsored Web site offers illuminating insights into infrared light. It explains the fundamentals of infrared astronomy, using animations, images, classroom lessons and activities, games, and more.