Excitement and Risk

The allure of the CRISPR gene-editing approach is that it is relatively easy to perform. But that also means, New Scientist notes, people can tinker with it from the comfort of their own homes, raising regulatory concerns.

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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.