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  1. Profiles in Melancholy, Resilience: Abused kids react to genetics, adult support

    Abused and neglected children who possess two copies of a gene that affects brain chemistry develop depression at an elevated rate only if they also lack support from at least one adult.

    By Bruce Bower
  2. Paleontology

    Plenty of dinosaurs yet to be found

    Despite a dramatic surge in dinosaur discoveries in recent years, paleontologists won't soon run out of interesting new fossils to unearth, a new analysis suggests.

    By Sid Perkins
  3. Paleontology

    . . . and the big bird that didn’t

    The California condor, one of today's largest and rarest birds, may have survived the last ice age because of its varied diet.