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Your search has returned 6 articles:
  • Feature

    The Digital Camera Revolution

    Take a grainy, blurred image of a formless face or an illegible license plate, and with a few keystrokes the picture sharpens and the killer is caught — if you’re a crime-scene tech on TV. From Harrison Ford in Blade Runner to CSI, Criminal Minds and NCIS, the zoom-and-enhance maneuver has become such a staple of Hollywood dramas that it’s mocked with video montages on YouTube.

    ...
    01/13/2012 - 06:54
  • News

    Largest known prime number found

    Editor’s note: This story was originally posted on Science News online as a Math Trek column September 20.

    Here’s a number to savor: 243,112,609-1.

    Its size is mind-boggling. With nearly 13 million digits, it makes the number of atoms in the known universe seem negligible, a mere 80 digits.

    And its form is tidy and lovely: 2n-1.

    But its true beauty is...

    09/28/2008 - 10:39
  • Math Trek

    Largest known prime number found

    Here’s a number to savor: 243,112,609-1.

    Its size is mind-boggling. With nearly 13 million digits, it makes the number of atoms in the known universe seem negligible, a mere 80 digits.

    And its form is tidy and lovely: 2n-1.

    But its true beauty is far grander: It is a prime number. Indeed, it is the largest prime number ever found.

    The Great Internet...

    09/20/2008 - 11:06 Numbers
  • Feature

    Science News of the Year 2005

    Science News of Yesteryear

    Anthropology & Archaeology

    Astronomy

    Behavior

    Biomedicine

    Botany & Zoology

    Cell & Molecular Biology

    Chemistry

    ...
    12/20/2005 - 03:53 Humans & Society
  • Feature

    Guessing Secrets

    Even on uneventful days, traffic on the Internet can sometimes stutter to a crawl. It gets much worse when millions of people go online at the same time to view the latest images from a Mars expedition, download a trailer for an upcoming Star Wars movie, or take in a titillating fashion show. The mushrooming demand on such days can rapidly clog this worldwide web of computer networks, causing...

    04/01/2002 - 13:07 Numbers
  • Feature

    Front Matter

    06/11/1994 - 00:00