Vol. 158 No. #25
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More Stories from the December 16, 2000 issue

  1. First Plant Genome Thrills Biologists

    The unveiling of the genetic blueprint of the tiny thale cress ushers in a new era in plant biology.

  2. Earth

    New accord targets long-lived pollutants

    Negotiators drafted an agreement to ban or phase out some of the world's most persistent and toxic pollutants.

  3. Health & Medicine

    Antibiotics, vitamins stall stomach cancer

    A 6-year study shows that vitamin C, beta-carotene, and antibiotics can reverse premalignant conditions that could otherwise lead to stomach cancer.

  4. Physics

    Silk and soap settle a century-old flap

    The leading explanation for why flags flap in the breeze has run afoul of new experimental findings.

  5. Gene implicated in development of autism

    A gene involved in fetal-brain development may predispose people to develop autism or several related disorders.

  6. Earth

    Wafting pesticides taint far-flung frogs

    Agricultural pesticides blowing into California's wilderness areas have played a role in mysterious declines in frog populations.

  7. Mutated gene doubles fruit fly’s life span

    The product of the Indy gene resembles transport proteins in mammals that enable intestinal and kidney cells to take in metabolites to produce energy.

  8. Materials Science

    Nanotubes get as small as they can

    Two research teams have created stable carbon nanotubes with the smallest diameter that scientists believe is physically possible, at just 0.4 nanometer across.

  9. Materials Science

    Nanotubes: Knot just for miniature work

    A new technique can spin individual nanotubes into durable ribbons and threads visible to the naked eye.

  10. Health & Medicine

    Old and new drugs may fight myeloma

    In some people with a bone marrow cancer called multiple myeloma, treatment with thalidomide or PS-341, which induces programmed cell death, may improve their chances of survival.

  11. Health & Medicine

    Trials affirm value of drug

    The drug STI-571, previously shown to work against chronic myelogenous leukemia, also helps patients who have slipped into an acute, highly lethal form of this cancer.

  12. Materials Science

    A hard new material with a soft touch

    Adding exotic substances called quasicrystals to polymers creates nonabrasive hard materials, which could soon serve as coatings in machine parts.

  13. Materials Science

    New lithium battery design charges up

    Researchers have developed a new, safer type of electrode for lithium batteries.

  14. Humans

    Genes on Display

    DNA becomes part of the artist's palette.

  15. Earth

    Can Banking Carbon Cool the Greenhouse?

    Stockpiling carbon dioxide in plants and soil may be effective only for the short term, if at all.