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  1. Physics

    Transfixing tetrahedrons

    Dervishes are Sufi Muslims who represent the revolving heavens with their spinning dance.

    By Sarah Zielinski
  2. Genetics

    Life at the Speed of Light

    Biology has come a long way from the days of mixing things in petri dishes and hoping something interesting happens. In his new book, Venter introduces readers to a future of precise biological engineering.

    By Alexandra Witze
  3. Anthropology

    Skulls from ancient London suggest ritual decapitations

    The city’s Roman rulers had special watery places to keep the heads of military enemies or vanquished gladiators.

    By Bruce Bower
  4. Animals

    Swimming dolphins don’t need to cheat

    Dolphins swimming through bubbles burst old notion of underpowered muscles.