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Science 8 November 1996:
Vol. 274. no. 5289, pp. 918 - 0
DOI: 10.1126/science.274.5289.918
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Research News

Richard A. Kerr

New developments continue in the life on Mars story, as a British team announced strong new isotopic evidence for ancient life in a Martian meteorite--while an American researcher suggested that such meteorites are marked by earthly contamination instead.

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Science. ISSN 0036-8075 (print), 1095-9203 (online)