Uncategorized

  1. Earth

    Sudden Chill

    Today's combination of nuclear proliferation, political instability, and urban demographics increases the likelihood that humankind could suffer a devastating nuclear winter.

    By Sid Perkins
  2. Humans

    Letters from the February 3, 2007, issue of Science News

    All together now It is not only the scientific literature that documents the unexpected “doughnut” pattern in swarms (“The Mind of the Swarm,” SN: 11/25/06, p. 347). Italo Calvino’s fictional Mr. Palomar observed (rather more lyrically) about the flocking of Roman starlings, “Finally a form emerges from the confused flutter of wings, advances, condenses: it […]

    By Science News
  3. Math

    Knitting Network

    A skein of intriguing mathematical objects comes out of an evening devoted to knitting, crocheting, and other crafts.