A version of this article appears in the March 9, 1929 issue of Science News. Love our Health & Medicine stories? Our coverage would not be possible without the generous support of subscribers to ...
Founded in 1921, Society for Science & the Public's mission is to advance public understanding and appreciation of scienceamong people of all ages through publications and educational programs. A ...
A version of this article appears in the March 24, 1928 issue of Science News. Love our Health & Medicine stories? Our coverage would not be possible without the generous support of subscribers to ...
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