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  1. Materials Science

    Soft spheres yield photonic structures

    A novel technique for patterning light-guiding channels through photonic crystals made of hydrogel nanoparticles may lead to faster, all-optical telecommunications technologies.

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  2. Earth

    Mapping carbon dioxide from space

    An orbiting observatory in space will sense atmospheric carbon dioxide levels around the globe, creating a detailed map of the greenhouse gas' sources and sinks.

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  3. 19344

    My attention was immediately drawn to this article. You see, in the late 1970s, as a graduate student at the University of California, Davis, I developed a snake-tethering technique with the assistance of one of the campus veterinarians, Scott E. McDonald. The article falsely attributes rattlesnake leashing to others.