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  1. Letters

    Quantum quirkinessYour special issue on quantum weirdness (SN: 11/20/10, p. 15) was certainly the best presentation I have ever seen. You folks are geniuses and what you did was little short of incredible. It will be difficult (probably impossible) to top it, but keep up the good work. As an aside, could you include more […]

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  2. Book Review: North Pole, South Pole: The Epic Quest to Solve the Great Mystery of Earth’s Magnetism by Gillian Turner

    Review by Sid Perkins.

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  3. The Great White Bear: A Natural and Unnatural History of the Polar Bear by Kieran Mulvaney

    Starting with the fact that polar bears have black skin, this book offers surprises and up-to-date information about the Arctic’s iconic top predator.