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  1. Earth

    Predicting geomagnetic storms

    Recent observations with an Earth-orbiting spacecraft may provide new ways to predict when solar temper tantrums will cause the geomagnetic storms that disrupt communications systems on Earth and harm satellites.

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  2. Humans

    From the June 28, 1930, issue

    MULTIPLE AILERONS When men first began to dream of flying like birds (which they have done ever since the legendary Daedalus), they watched the flight of birds, hoping to catch their trick and learn to imitate them. The many-faceted Leonardo used to spend hours and days watching and sketching pigeons. And when at last the […]

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  3. Health & Medicine

    Herbal Activity

    The Alternative Medicine Foundation offers a searchable database that provides scientific and general information about the biochemical activity of a variety of herbs, from Achillea (Yarrow) to Ziziphus (Jujube).