This Week in Science

In Science this week, researchers from Michigan State University publish data suggesting that there is no limit to how much evolutionary fitness can increase in a given population. Drawing on 12 E. coli populations that were founded from a common ancestor in 1988, the scientists examined the fitness trajectories for those bacterial populations over the course of 50,000 generations. They found no upper limit on fitness gains, as measured by increases in growth rates.

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Mary Beckerle has been removed as director of the Huntsman Cancer Institute in what one researcher refers to as a "coup," ScienceInsider reports.

Bill Gates tells the Telegraph that bioterrorism is a serious risk.

The March for Science is to take place tomorrow, and supporters are tapping their creative energies to create placards to carry.

CBS News reports that the White House Science Fair is to continue under President Donald Trump.