Uncategorized

  1. Paleontology

    Fish death, mammal extinction and tiny dino footprints

    Paleontologists in Bristol, England, at the annual meeting of the Society of Vertebrate Paleontology report on fish fossils in Wyoming, the loss of Australia’s megafauna and the smallest dinosaur tracks.

    By Sid Perkins
  2. Life

    Better sensing through empty receptors

    A new model suggests cells may be more sensitive to their environment than previously thought.

    By Laura Sanders

  3. Looking for a change on climate policy in Copenhagen

    A Q&A with Richard A. Bradley.

    By Richard Bradley

  4. Book Review: How We Live and Why We Die: The Secret Lives of Cells by Lewis Wolpert

    Review by Nathan Seppa.