News
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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.
By Susan Milius -
Soy estrogen laces paper-mill wastes
Paper-mill effluent contains an estrogen-mimicking pollutant at concentrations that may adversely affect reproduction in fish.
By Janet Raloff -
Health & MedicineVirus in transplanted hearts bodes ill
Pediatric heart-transplant recipients who acquire a viral infection in the heart fare poorly over the long term.
By Nathan Seppa -
HumansSan Jose hosts 2001 science competition
More than 1,200 students from almost 40 countries competed last week in San Jose for more than $3 million in prizes and scholarships at the 2001 Intel International Science and Engineering Fair.