In a paper published online in advance in Science this week, an international team led by investigators at Canada's University of Alberta reports having "expanded the palette" of engineered fluorescent protein chimeras to include blue, red, an "improved green" as well as an "emission ratiometric indicator with an 11,000-percent ratio change." Using this series of indicators "improved single-color Ca2+ imaging in neurons and transgenic Caenorhabditis elegans

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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.