Uncategorized

  1. Anthropology

    India cultivated homegrown farmers

    A new analysis of Y chromosome structure supports the view that around 10,000 years ago, people living in what's now India took up farming rather than giving way to foreigners who brought agriculture into South Asia.

    By Bruce Bower
  2. Math

    College Friendships and Social Networks

    E-mail messages provide insights into the evolution of social networks.

    By Ivars Peterson
  3. Tech

    Bizarre Stuff

    Curious about airships or zoetropes? Want to build one? Created by Brian Carusella, this Web site spotlights unusual inventions and bizarre items. For each object, the site offers a history and review of how it was constructed. It features lots of ideas for interesting science projects and home experiments, along with easy-to-follow advice.