News

  1. Health & Medicine

    Full-Length Pregnancy: Progesterone product may reduce premature births

    A drug related to the female hormone progesterone helps some pregnant women who are prone to premature birth extend their pregnancies.

    By Nathan Seppa
  2. Anthropology

    African Legacy: Fossils plug gap in human origins

    Scientists who discovered three partial Homo sapiens skulls in Ethiopia that date to nearly 160,000 years ago say that the finds document humanity's evolution in Africa, independently of European Neandertals.

    By Bruce Bower
  3. Earth

    More fish survive if plankton bloom early

    Data collected by Earth-orbiting satellites and oceangoing trawlers suggest that juvenile haddock of Nova Scotia are more abundant in years when plankton populations peak earlier than normal.