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  1. Researchers enjoy bitter taste of success

    Scientists have identified a large family of proteins that work as taste receptors for bitterness.

    By Tina Hesman Saey
  2. Chemistry

    Buckyballs Can Come from Outer Space

    A new analysis settles the question of whether carbon molecules found in meteorites have an extraterrestrial origin.

    By Corinna Wu
  3. Math

    DNA’s Error-Detecting Code

    Computers employ a variety of schemes to check whether a chunk of digital information–transmitted as a message, stored in a database, or functioning as a set of instructions–remains error-free. Such error-detection codes would detect, for example, the change of one bit from 0 to 1 or 1 to 0 in corrupted data. Nucleotides may be […]

    By Ivars Peterson
  4. Math

    Abbott and Costello’s Wacky Math

    The Math in the Movies Web page (http://world.std.com/~reinhold/mathmovies.html)