Uncategorized

  1. Humans

    The presidential candidates on science

    The Science Debate 2008 team sent science and technology questions to Sens. John McCain and Barack Obama. Find out how they answered.

    By Janet Raloff
  2. Life

    Fastest spores in the West (or anywhere)

    SEE THE VIDEO: Researchers film a fungus catapulting its spores with an acceleration greater than what astronauts feel.

    By Davide Castelvecchi

  3. Immune cell plays good cop, bad cop

    Immune cells called macrophages aid neuron regeneration in some parts of the nervous system, but hinder regeneration in the brain and spinal cord.

    By Tina Hesman Saey
  4. Life

    Fish glowing red

    Plenty of reef creatures fluoresce red, even where seawater absorbs red sunlight.