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  1. Earth

    Shifting Sands

    Sand dunes can provide scientists with clues about ancient patterns of wind and precipitation.

    By Sid Perkins

  2. 19183

    This article seems to contain a few errors. Codons are found on the messenger RNA. Therefore, they can’t contain thymine. They must have uracil, instead. The RNA codon AUG (your ATG) is the only codon for methionine. If it is the “start” codon, how is methionine coded? Nicholas L. Reuter University of Cincinnati Cincinnati, Ohio […]

    By Science News
  3. Math

    Catching Flies

    Archerfish and baseball outfielders appear to use different strategies to snag a projectile. Archerfish (Toxotes jaculatrix) are famous for their unusual way of hunting insect prey.