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October 7, 2008 3:12:44 AM CDT


Stories related to: night sky

Stories

2 Stories

  • July 2008
    • Light Pollution Veils Starry Skies

      Light Pollution Veils Starry Skies

      (Newser) - Dark skies are being engulfed by light all over the world, creating some unexpected consequences, the Wall Street Journal reports. Over two-thirds of the world's people— including nearly all Americans—can no longer see "what is possibly the most extraordinary natural wonder," said one astronomer. The amount of artificial light worldwide has tripled since 1970, and is suspected of causing some cancers. More »

      Tags

      star   light   stargazing   urbanization   night sky   fluorescent light

    • Scientists Explain Northern Lights

      Scientists Explain Northern Lights

      (Newser) - Scientists say they have solved the mystery of what causes the dazzling northern lights to seemingly dance across the sky, Wired reports. The light show, also known as aurora borealis, is triggered by explosions of magnetic energy about 80,000 miles away. The findings—drawn from five NASA satellites working in tandem with ground observers—might help scientists better predict geomagnetic storms that take out satellites. More »

      Tags

      astronomy   northern lights   night sky   aurora borealis

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