An international team of scientists have found evidence that suggests that Homo sapiens developed a taste for shellfish much earlier than previously thought.

  The archaic human species possessed a critical gene known to underlie speech, according to DNA evidence.

  How do corals monitor the moon?s phases and know when to start mingling? Scientists report they?ve found the answer.

  The world?s most promising malaria vaccine has been shown to work in infants less than a year old, the most vulnerable group.

  NASA had briefly considered delaying next Tuesday?s mission after an independent group of engineers raised concerns about microscopic cracks in three heat shield panels that protect the shuttle?s wings.

  The government and a private group are at odds on tuna?s safety.

  A carbon-neutral green-development zone in Libya may serve as a model for environmentally friendly design.

  Cindy Lee Van Dover is a pioneer: a submarine pilot and the first woman to direct the Duke University Marine Laboratory.

  The cane toad is growing so big and hopping so rapidly into new territory that they are developing severe arthritis.

  Women who go onto their hands and knees while in labor may be able to reduce the pain of childbirth, researchers say.

  As schools expand to include students with physiological and psychological challenges, the school nurse has become more than just someone to detect a fever from a fake.

  Is television at the dinner table better than no dinner table at all?

  A new online service developed by three nonprofit environmental groups is facilitating attempts to unsubscribe to unwanted mail catalogs.

  Alice Keller is reusing the materials from an old house on her property to build a new one.