Over at the New Scientist, Queen's University Belfast's Keith Bennett examines the burgeoning "chaos theory of evolution," which is supported by fossil records, climate data, and both modern and ancient DNA. According to Bennett, "the main response to major environmental changes is individualistic movement and changes in abundance, rather than extinction or speciation. ...

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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.