This Week in Nature

In Nature this week, research led by Novartis' Feng Cong identified a new molecule in the Wnt signaling pathway that could potentially be a target in Wnt-dependent cancers. Using a chemical genetic screen, the scientists found that XAV939, a small molecule that selectively inhibits beta-catenin-mediated transcription, effectively stabilizes axin.

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Five researchers are to share this year's Albany Medical Center Prize for their work on the CRISPR/Cas9 gene-editing tool, the AP reports.

Stat News reports on how white supremacists cope with surprising genetic ancestry testing results.

In Genome Research this week: sex-biased gene expression evolution in malaria mosquitos, method to find ancient selective sweeps, and more.

Iceland has nearly eliminated Down syndrome from its population, CBS News reports.