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“No man is an island, entire of itself,” wrote English poet John Donne. Nearly four centuries later science is gaining a fuller appreciation of just how literally true that is. [More]

Exploiting a novel technique called phase discontinuity, researchers at the Harvard School of Engineering and Applied Sciences (SEAS) have induced light rays to behave in a way that defies the centuries-old laws of reflection and refraction.

Last week, the Foundation Questions Institute announced the winners of its third essay contest , which Scientific American co-sponsored. (I helped to decide on the question, judge the essays and hand out the awards at the World Science Festival in New York City.) The essay question was, "Is Reality Digital or Analog?" Is nature, at root, continuous or discretized