Uncategorized

  1. Materials Science

    The New Black: A nanoscale coating reflects almost no light

    A "carpet" of microscopic filaments sprayed onto a surface can prevent it from reflecting light, a potentially useful trait for technologies from solar cells to fiber-optic communications.

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  2. 19800

    E. Fred Schubert and his colleagues are to be congratulated for developing an improved antireflective coating. But the coating would not make a lens “absorb” more light. Rather, it would help the lens “propagate” the light. Nathaniel L. CohenSan Diego, Calif. “Absorb” probably was a poor word choice in reference to a lens. The point […]

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  3. Anthropology

    Tools for Prey: Female chimps move to fore in hunting

    For the first time, researchers have observed wild chimpanzees making and using tools to hunt other animals, a practice adopted mainly by adult females and youngsters.