Uncategorized

  1. Life

    Honeybees waggle to communicate. But to do it well, they need dance lessons

    Young honeybees can’t perfect waggling on their own after all. Without older sisters to practice with, youngsters fail to nail distances.

    By Susan Milius
  2. Archaeology

    Some monkeys accidentally make stone flakes that resemble ancient hominid tools

    A study of Thailand macaques raises questions about whether some Stone Age cutting tools were products of planning or chance.

    By Bruce Bower
  3. Health & Medicine

    My mammogram revealed I have dense breasts. What does that mean?

    Nearly half of U.S. women have dense breasts. A new FDA rule makes notification of breast density national. Here’s the scoop on why.