Imaginations ran wild in 2007 when a team at Montana State University and elsewehere revealed that they'd isolated collagen from 80-million-year-old Tyrannosaurus rex bones — there immediately were visions of a real-life Jurassic Park. That same team later reported that it also isolated proteins from Brachylophosaurus canadensi, a hadrosaur.

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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.

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

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