News

  1. Anthropology

    Ancient-ape remains discovered in Kenya

    Newly unearthed fossils of a 9.8-million-year-old ape in eastern Africa come from a creature that may have evolved into a common ancestor of African apes and humans.

    By Bruce Bower
  2. Health & Medicine

    Biohazard: Smoking before or after pregnancy may harm daughters’ fertility

    Smoking before pregnancy or during breastfeeding might impair the female offspring's fertility, a study in mice shows.

    By Nathan Seppa
  3. Physics

    Einstein Unruffled: Relativity passes stringent new tests

    The moon's orbit and the dilated time of speeding atoms give new meaning to 'Einstein was right.'

    By Davide Castelvecchi
  4. Health & Medicine

    Wrong Way: HIV vaccine hinders immunity in mice

    An HIV vaccine hurts, not helps, the immune systems of mice, say scientists.