Uncategorized

  1. Paleontology

    Dear Mummy: Rare fossil reveals common dinosaur’s soft tissue

    A mummified dinosaur unearthed in Montana a year ago is giving scientists a rare peek at what the creature's muscles and other soft tissues may have looked like.

    By Sid Perkins
  2. Health & Medicine

    Final Word? Breast surgeries yield same survival rate

    Women with breast cancer who undergo partial-breast removal are just as likely to survive for at least 20 years as are women who have their entire breast removed.

    By Nathan Seppa
  3. Math

    A Fibonacci Fountain

    The year 1202 saw the publication of one of the most famous and influential books in mathematics. Widely copied and imitated, Liber abaci introduced the use of Arabic numerals and the Hindu-Arabic place-valued decimal system into Europe.