Vol. 157 No. #26
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More Stories from the June 24, 2000 issue

  1. Astronomy

    Model Tracks Storms from the Sun

    Teams of astronomers have developed a reliable method for predicting the time it takes for solar storms to arrive at Earth and have gathered observations confirming a model of how the sun's outer atmosphere, or corona, manages to store up enough magnetic energy to induce these upheavals.

  2. Paleontology

    Overlooked fossil spread first feathers

    A new look at a fossil that had been lying in a drawer in Moscow for nearly 30 years has uncovered the oldest known feathered animal.

  3. Astronomy

    Sugarcoated news arrives from space

    Scientists spotted a simple sugar in interstellar space for the first time.

  4. Brain wiring depends on multifaceted gene

    A single gene may produce 38,000 unique proteins that guide the growth of the developing brain.

  5. Earth

    Candid cameras catch rare Asian cats

    Remote cameras have confirmed that despite 30 years of armed conflict, jungle cats and many other large mammals continue to thrive in Cambodia.

  6. Hands, not eyes, hold clue to illusion

    Psychologists disprove a leading hypothesis for the size-weight illusion—an error that arises when people try to estimate the weights of two bodies of different sizes but the same mass.

  7. Health & Medicine

    Silencing a gene slows breast-tumor fighter

    The protein encoded by the HOXA5 gene plays a key role in fighting breast cancer, helping to switch on cancer-suppressing genes.

  8. Animals

    Cicada Subtleties

    What part of 10,000 cicadas screeching don't you understand?