Search Content | Science News

Be a Champion for Science

Get your subscription to

Science News when you join.

Search Content

E.g., 06/27/2017
E.g., 06/27/2017
Your search has returned 7 articles:
  • 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

    Scientists Get a 2nd Life

    To track down neuroscientist Corey Hart, you could stop by his laboratory, located on the second floor of DrexelUniversity’s medical building in Philadelphia. Or, you could visit the lab of Luciftias Neurocam, located in the virtual world of Second Life.

    Luciftias is Hart’s digital alter ego, or avatar. Like his real-life counterpart, Luciftias tracks the...

    05/09/2008 - 19:26 Computing, Humans & Society
  • Feature

    Biological Moon Shot

    Richard Pyle hasn't gotten a congratulatory crate of free diapers. But he's one of the fathers, in a sense, of the first fish species named in 2008. Quintuplet species even. The journal Zootaxa posted descriptions of five damselfish on Jan. 1 that Pyle and his colleagues at the Bishop Museum in Honolulu found using a specialized mix of gases to push beyond the depth limits of conventional...

    01/29/2008 - 11:13 Other
  • 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

    Science News of the Year

    12/21/1996 - 00:00
  • Feature

    Friction Flicks

    05/30/1992 - 00:00