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Science 23 May 2008:
Vol. 320. no. 5879, p. 1096
DOI: 10.1126/science.320.5879.1096b

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The 23 May 2008 show includes interviews on a food-driven circadian clock, creating a lake in Turkmenistan, silica deposits on Mars, and more.

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REPORTS Endogenous siRNAs Derived from Transposons and mRNAs in Drosophila Somatic Cells: Megha Ghildiyal, Hervé Seitz, Michael D. Horwich, Chengjian Li, Tingting Du, Soohyun Lee, Jia Xu, Ellen L.W. Kittler, Maria L. Zapp, Zhiping Weng, and Phillip D. Zamore (23 May 2008)
Science 320 (5879), 1077. [DOI: 10.1126/science.1157396]
| Abstract » | Full Text » | PDF » | Supporting Online Material »

NEWS FOCUS ENGINEERING: A New Great Lake--or Dead Sea?: Richard Stone (23 May 2008)
Science 320 (5879), 1002. [DOI: 10.1126/science.320.5879.1002]
| Summary » | Full Text » | PDF » | Podcast Interview »

REPORTS Detection of Silica-Rich Deposits on Mars: S. W. Squyres, R. E. Arvidson, S. Ruff, R. Gellert, R. V. Morris, D. W. Ming, L. Crumpler, J. D. Farmer, D. J. Des Marais, A. Yen, S. M. McLennan, W. Calvin, J. F. Bell, III, B. C. Clark, A. Wang, T. J. McCoy, M. E. Schmidt, and P. A. de Souza, Jr. (23 May 2008)
Science 320 (5879), 1063. [DOI: 10.1126/science.1155429]
| Abstract » | Full Text » | PDF » | Supporting Online Material » | Podcast Interview »