News

  1. Plants

    Yo, aphid, I’m red and I’m bad

    Apple trees support the idea that red fall colors are a warning signal to insects.

    By Susan Milius
  2. Space

    Massive solar flares captured in 3-D

    Distance between orbiting STEREO craft allows better imaging of coronal mass ejections.

    By Sid Perkins
  3. Health & Medicine

    Hypoglycemia linked to dementia

    Episodes of low blood sugar that require medical attention seem to increase a person’s risk of developing dementia in old age, a study in people with type 2 diabetes shows.

    By Nathan Seppa
  4. Humans

    An ancient remedy: Bitter herbs and sweet wine

    New chemical analyses of wine jars suggest that ancient Egyptians mixed medicinal plants into wine.