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  • 30 Sep 1999

    Astronomers think they have spotted the celestial powerhouses that generate the mysterious blasts of radiation known as gamma ray bursts.

  • 29 Sep 1999

    Scientists have discovered an isotope of nickel that should not exist. Normally, nuclei as light as nickel have roughly equal numbers of protons and neutrons, but the new nucleus has 28 protons and 20 neutrons.

  • 21 Sep 1999

    NAPLES, ITALY--Small organizations usually resist being subsumed into a larger one.

  • 16 Sep 1999

    Blue and red lasers are both typically made of a layered semiconductor that gives off photons. The light escapes from one edge of the thin chip, which makes it difficult to generate a bright beam.

  • 7 Sep 1999

    Protesting a government decision to fund a new foreign synchrotron, French scientists are refusing to fire up two major x-ray sources.

  • 31 Aug 1999

    A popular encryption tool for keeping credit card numbers and other information secret on the Internet has been cracked. Last week, scientists announced at a press conference in Amsterdam that they had broken the RSA-155 code, which protects credit card transactions and secure e-mail in Europe.

  • 25 Aug 1999

    A discovery by Australian scientists will force astronomers to rethink their models of pulsars, tiny stars that fling radio beams into the universe as they spin.

  • 23 Aug 1999

    Torsten Wiesel, a Nobel laureate and former president of The Rockefeller University in New York City, has been selected to lead the Human Frontier Science Program (HFSP), an international effort to promote top-notch research and collaboration in neuroscience and molecular biology.

  • 12 Aug 1999

    Scientists have invented a new class of dry batteries--the kind used in flashlights, for example--that have greater capacity and a faster discharge rate than ones on the market today, according to a report in tomorrow's is

  • 2 Aug 1999

    France has all but abandoned its plans to build a new, state-of-the-art synchrotron facility, called SOLEIL, which had been on the drawing board for 8 years.