Notebook

  1. Genetics

    Chromosome Variations

    Excerpt from the July 27, 1963, issue of Science News Letter

    By Science News
  2. Quantum Physics

    Most precise clock

    It would take more than 50 billion years for a new atomic clock to gain or lose a second.

    By Andrew Grant
  3. Genetics

    Chromothripsis

    Chromothripsis is the catastrophic shattering of a chromosome.

    By Tina Hesman Saey
  4. Health & Medicine

    Nobelist’s Cancer Theory

    Excerpt from the July 13, 1963, issue of Science News Letter

    By Science News
  5. Health & Medicine

    Balloon Clears Arteries

    Excerpt from the June 29, 1963, issue of Science News Letter.

    By Science News
  6. Planetary Science

    Thirty years to Mars

    Excerpt from the June 15, 1963, issue of Science News Letter.

    By Nathan Seppa

  7. Upcoming events

    Science Future for June 1, 2013.

    By Science News
  8. Science & Society

    SN Online

    By Science News
  9. Health & Medicine

    “Draw” body by sound

    Science Past from the issue of June 1, 1963.

    By Science News

  10. Upcoming events

    Science Future for May 18, 2013.

    By Science News

  11. SN Online

    GENES & CELLS See a roundup of some of the latest discoveries about China’s H7N9 virus in “ New bird flu claims more victims .” ENVIRONMENT Lake Erie is loaded with tiny pieces of plastic containing toxic pollutants. Read “Puny plastic particles mar Lake Erie’s waters.” HUMANS Male attractiveness relies on a combination of body […]

    By Science News

  12. Whistling noises give news from atmosphere

    Science Past from the issue of May 18, 1963.

    By Science News