Uncategorized

  1. Earth

    Is Nessie merely a bad case of the shakes?

    An Italian scientist makes the controversial suggestion that the original source of the legend of the Loch Ness Monster, as well as blame for many of the modern encounters with the supposed beast, may be seismic activity beneath the lake.

    By Sid Perkins
  2. Health & Medicine

    Have a heart: Turn on just a single gene

    One gene appears to act as the master switch in embryonic heart formation.

    By Jessa Netting

  3. 18955

    I am writing to correct a significant inaccuracy in your recent article “Landfills make mercury more toxic.” As a member of the National Research Council’s committee that produced the report you cite, I feel obligated to correct your statement, attributed to that report: “Some 60,000 U.S.