Feature

  1. Humans

    Gambling on experience

    Perceptions of risk can get pulled in opposite directions.

    By Bruce Bower
  2. Astronomy

    Can you hear me now?

    Astronomers reconsider how extraterrestrials could make contact.

    By Elizabeth Quill
  3. Earth

    A fresh look at Mount St. Helens

    Nearly 30 years after the peak’s major eruption, recovery has just begun.

    By Sid Perkins

  4. Happy 20th, Hubble

    Flying observatory’s cosmic portraits continue to capture hearts and minds.

    By Ron Cowen
  5. Genetics

    Keeping Time

    New findings show how circadian clocks make the body tick.

    By Tina Hesman Saey
  6. Humans

    Odds Are, It’s Wrong

    Science fails to face the shortcomings of statistics.

    By Tom Siegfried

  7. In Pursuit of the Briefest Beat

    Attosecond pulses of light could open electrons’ fast-paced world.

    By Charles Petit

  8. Stomach’s Sweet Tooth

    Turns out taste is not just for the tongue.

    By Rachel Ehrenberg
  9. Plants

    Losing life’s variety

    2010 is the deadline set for reversing declines in biodiversity,  but little has been accomplished.

    By Susan Milius
  10. Physics

    Hogan’s noise

    A cosmologist suggests a novel way to uncover the nature of spacetime on the smallest scales.

    By Ron Cowen

  11. Weed Killer in the Crosshairs

    Concerns prompt reexamination of atrazine’s safety.

    By Janet Raloff

  12. Of Swine and Men

    Scientists study H1N1’s past to predict what  the virus has in store.

    By Laura Sanders