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  1. Health & Medicine

    New drug takes on intestinal cancer

    Imatinib mesylate, already approved by the FDA for treating people with a form of leukemia, blocks the activity of certain enzymes that cause gastrointestinal stromal cells to replicate uncontrollably.

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  2. Caterpillars die rather than switch

    A newly identified compound in tomatoes and other plants of the nightshade family turns hornworms into addicts that often starve rather than eat another food.

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  3. Soy estrogen laces paper-mill wastes

    Paper-mill effluent contains an estrogen-mimicking pollutant at concentrations that may adversely affect reproduction in fish.

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  4. Eating Insects

    Looking for a different sort of snack? Iowa State University’s Entomology Club has Web pages featuring recipes for Banana Worm Bread, Rootworm Beetle Dip, Chocolate Chirpie Chip Cookies, and other insect treats.