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  • 30 Jun 2000

    Astronomers have found a strange new species in the cosmic zoo: a microquasar that emits gamma rays. The rare beast would be a new source for gamma rays, which have even higher energies than x-rays. The finding suggests that microquasars have more power than astronomers knew.

  • 19 Jun 2000

    Nanoscopic size and unusual electrical properties have made carbon nanotubes one of the hottest new materials to come out of physics labs in recent years.

  • 2 Jun 2000

    Researchers have developed a method of trapping clouds of atoms on the surface of a chip. The accomplishment is the first step toward an "atom chip" that could be the brain of a quantum computer, the superfast number cruncher some researchers are dreaming of.

  • 31 May 2000

    The surface of the sun is roiled by sunspots and massive flares, but astronomers were surprised to see the latest anomaly: Large waves, probably 100 meters high, travel along the surface of the sun, researchers report in the 31 May issue of Nature.

  • 25 May 2000

    One of geology's deepest mysteries, and the source of ongoing debate, is whether the solid core of the Earth rotates.

  • 17 May 2000

    Professional astronomers and amateurs alike scan the sky continuously, looking for new, undiscovered objects. But in 1997 they spectacularly missed a comet tearing through the solar system, says a team that recorded the comet with a camera aboard the Solar and Heliospheric Observatory (SOHO).

  • 10 May 2000

    This is for article #4

  • 3 May 2000

    Electrons are harder to catch than hopped-up bugs on a summer day. Now researchers have created a method for capturing electrons by using a pulsed electric field in a series of steps similar to the way a child traps an insect in a jar.

  • 27 Apr 2000

    Buckyballs, those versatile, soccer-ball-shaped spheres of carbon, have a newly discovered ability. Under the right circumstances, they can transmit electricity without any resistance.

  • 20 Apr 2000

    The older they get, the more Hollywood's stars tend to keep their age secret. In the universe, it's the other way around. Astronomers have the most trouble determining the age of young stars. But now, a team has found that an alcohol test may give them away.