Uncategorized

  1. Earth

    Carbon sequestration frustration

    Cradle-to-grave analysis of emissions from power plants suggests that capturing and burying CO2 could have environmental costs.

    By Patrick Barry
  2. Life

    H9N2 avian flu strain has pandemic potential

    Just one change in a strain of avian flu virus makes it transmissible by direct contact in ferrets, but the virus still lacks the ability to spread by airborne particles.

    By Tina Hesman Saey
  3. Plants

    Bittersweet fruits

    A new study provides strong evidence that fruits harm predators with the same chemicals that, for example, give chili peppers their spice.

    By Rachel Ehrenberg
  4. Health & Medicine

    Running interference on cholesterol

    Injected RNA molecule lowers LDL in rats and monkeys.