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  1. Animals

    Killer mice hit seabird chicks

    A surveillance video shows a worrisome sight: house mice nibbling to death rare seabird chicks on a remote island breeding colony.

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  2. Planetary Science

    A hexagon on the ringed planet

    NASA scientists are puzzled by a giant, hexagon-shaped feature that covers Saturn's entire north pole.

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  3. 19825

    The NASA researchers baffled in this article by the hexagonal shape in Saturn’s soupy atmosphere at its northern pole should read “As waters part, polygons appear” (SN: 6/3/06, p. 348). It is worth investigating whether there is a similar phenomenon—I still suspect some sort of standing sine wave effect—at work in both cases.