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Results 3951 - 3956 of 3956 for Space
  • Electrons Observed in Tunnelling Process
    News - 5 Jul 2007
    We have to climb a mountain in order to conquer it. In quantum physics there is a different way: objects can reach the opposite side of a hill simply by tunnelling through it, instead of laboriously...
  • Researchers Punch Through Clouds to Improve Laser Communications
    News - 5 Jul 2007
    Just as clouds block the sun, they interfere with laser communications systems, but Penn State researchers are using a combination of computational methods to find the silver lining and punch through...
  • Lasers and Fiber-Optics to Improve Atomic Clocks
    News - 5 Jul 2007
    Time and frequency information can be transferred between laboratories or to other users in several ways, often using the Global Positioning System (GPS). But today's best atomic clocks are so...
  • Lunar Liquid Mirror Telescopes
    News - 5 Jul 2007
    An international team including researcher Ermanno Borra, from Université Laval's Center for Optics, Photonics, and Laser, has taken another step toward building a liquid telescope on the...
  • Powerful Adaptive Optics Pinpoints Supermassive Black Holes in Colliding Galaxies
    News - 5 Jul 2007
    Astronomers have used powerful adaptive optics technology at the W. M. Keck Observatory in Hawaii to reveal the precise locations and environments of a pair of supermassive black holes at the center...
  • Adaptive Optics Help Find Supermassive Black Holes
    News - 5 Jul 2007
    Astronomers have discovered the exact location and makeup of a pair of supermassive black holes at the center of a collision of two galaxies more than 300 million light years away. Using adaptive...

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