Posted by: amygdala | June 24, 2009

links for 2009-06-23

  • Rearrangements of all sizes in genomes, genes and exons can result from a glitch in DNA copying that occurs when the process stalls at a critical point and then shifts to a different genetic template, duplicating and even triplicating genes or just shuffling or deleting part of the code within them, said researchers from Baylor College of Medicine in a recent report in the journal Nature Genetics. The report further elucidated the effect of the fork stalling and template switching mechanism involved in some forms of copy number variation.
  • craigslist-initiated
  • CK-12, a non-profit, seeks highly motivated individuals to become part of a team set to revolutionize K-12 global learning and textbook publishing.
    Through the use of a superior open-source environment, CK-12 aims to create a major paradigm shift from traditional textbook learning and publishing to collaborative online learning and customized, textbook publishing designed to foster greater relevance and resonance amongst teachers, students, and communities.
  • (tags: ruby security)
  • …This is done at all scales, which means you have to say things like "There's an ant on your southeast leg" or "Move the cup to the north northwest a little bit." One obvious consequence of speaking such a language is that you have to stay oriented at all times, or else you cannot speak properly…

    The result is a profound difference in navigational ability and spatial knowledge between speakers of languages that rely primarily on absolute reference frames (like Kuuk Thaayorre) and languages that rely on relative reference frames (like English).

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