Agilent Technologies of Palo Alto, Calif., has received US Patent No. 6,927,389, "Bi-directional scanner control system." The patent describes an optical scanner system where a control algorithm accounts for geometric variation of successive scans in opposite directions across a microarray slide or substrate in order to provide optimized focus. The feedback approach recommended may involve proportional-integral or proportional-integral-derivative algorithms, the patent states.

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Using DNA to sketch crime victims might not be a great idea, the NYTimes says.

Science has its own problem with sexual harassment. What do we do with the research these abusers produce, Wired asks.

Senate Republicans led by Senator Rand Paul (R-KY) are trying to change how the government funds basic research, reports ScienceInsider.

In Science this week: combining genomics and ecology to better understand the effects of natural selection on evolution, and more.