Uncategorized

  1. Computing

    Tight packaging for digitized surfaces

    A novel digital compression scheme may make it practical to transmit detailed models of three-dimensional surfaces over the Internet.

    By
  2. Physics

    To pack a strand tight, make it a helix

    The optimal way to pack long strings into small spaces is to coil them into helices—particularly the types of helices found in proteins and perhaps DNA.

    By
  3. Astronomy

    Big, Bigger . . . Biggest?

    Galaxy map reveals the limits of cosmic structure.

    By
  4. Math

    Mathematician on Ice

    Adventurous voyages to Antarctica test mathematical models of sea ice.

    By
  5. Chemistry

    Ribosomes Reveal Their RNA Secrets

    The first atomic-resolution map of a ribosome, a cell's protein factory, suggests that RNA catalyzes the formation of proteins.