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By Science News

Magazine Issue: Vol. 138 No. #12, September 22, 1990

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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 September 22, 1990 issue of Science News.

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Related Stories

Health & Medicine
A new U.S. tool maps where heat will be dangerous for your health

By Nikk Ogasa9 hours ago
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Pluto’s heart-shaped basin might not hide an ocean after all

By Adam Mann15 hours ago
Science & Society
Language models may miss signs of depression in Black people’s Facebook posts

By Sujata Gupta18 hours ago

Science News

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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