Concerns about the use of DNA testing technology for eugenics is a perpetual concern, but in the search for better beef, genetic profiling of bulls is gaining traction.

According to radio station KUNC, bull breeders are increasingly turning to genetic testing to fetch the highest prices for the best bulls based on the animals' genetic profiles.

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Microsoft co-founder Paul Allen also contributed to brain research, NPR reports.

The New York Times reports on the shifting interpretations of what some genetic variants mean over time.

In Cell this week: investigation of metastatic tumor evolution, more than 16,000 genetic variants introduced into the budding yeast model organism, and more.

MIT's Technology Review reports on Genentech's pursuit of personalized cancer vaccines.