Uncategorized

  1. Plants

    Any Hope for Old Chestnuts?

    Next year will mark the 100th anniversary of the discovery of chestnut blight in the United States, but enthusiasts still haven't given up hope of restoring American chestnut forests.

    By Susan Milius
  2. Computing

    Minding Your Business

    By means of novel sensors and mathematical models, scientists are teaching the basics of human social interactions to computers, which should ease the ever-expanding collaboration between people and machines.

    By Peter Weiss
  3. 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.