'Lifestyle Zone'

Companies have popped up that offer genetic testing aimed at telling customers anything from their ancestry to their telomere length to their risk of developing diseases like Alzheimer's. The Guardian's Barbara Ellen offered up some spit and blood to be tested by Thriva, Titanovo, and 23andMe to see if the tests were worth their while.

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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.