As part of an initiative to cut costs and in the wake of scandal surrounding a lavish conference, the Obama administration has moved to limit spending on travel by government employees. But Representative Rush Holt (D-New Jersey) told the Committee on Oversight and Government Reform, which convened a hearing to evaluate the travel restrictions, that scientists need to be able to attend conferences, ScienceInsider reports. Holt is a trained physicist.

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The US Food and Drug Administration has new guidelines that enable some gene and cell therapies to undergo expedited review, according to the New York Times.

Using gene drives to control invasive species might be too risky, an initial advocate of the approach says.

Researchers have grown tumors in 3D cell cultures to better understand cancer, the Economist reports.

In Science this week: intellectual property experts argue patent battles such as the one over CRISPR are wasteful, and more.