Surrounded by Viruses

While everybody has heard of the cold virus and many others that infect people, there are a number of viruses lurking out there in other animals. Other animals, Megan Gannon at LiveScience notes, have been the source of viruses like HIV, SARS, and West Nile that are fairly new to infecting people.

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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.