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Science 25 January 2008:
Vol. 319. no. 5862, p. 401
DOI: 10.1126/science.319.5862.401a
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News of the Week

GEOCHEMISTRY:
Where Has All the Stardust Gone?

Richard A. Kerr

On page 447 of this issue of Science, researchers report that they have failed to find a single speck of the unaltered, so-called presolar material thought to abound in icy comets in the dust sample that the Stardust spacecraft returned from comet Wild 2 in January 2006.

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