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By Science News

Magazine Issue: Vol. 132 No. #21, November 21, 1987

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Questions or comments on this article? E-mail us at feedback@sciencenews.org | Reprints FAQ

A version of this article appears in the November 21, 1987 issue of Science News.

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Related Stories

Health & Medicine
Scientists identify a long-sought by-product of some drinking water treatments

By Sid Perkins16 hours ago
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For adult chimps, playing may be more important than previously thought

By Gennaro Tomma19 hours ago
Astronomy
This is the first close-up image of a star beyond our galaxy

By Sophie Hartley22 hours ago

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Science News was founded in 1921 as an independent, nonprofit source of accurate information on the latest news of science, medicine and technology. Today, our mission remains the same: to empower people to evaluate the news and the world around them. It is published by the Society for Science, a nonprofit 501(c)(3) membership organization dedicated to public engagement in scientific research and education (EIN 53-0196483).

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