Gene drives promise to spread a trait across an entire population. But evolutionary forces are going to alter even the best-engineered plans.
About the author
Brooke Borel is a contributing editor at Popular Science and a 2016 Alicia Patterson Foundation Fellow. She has written for the Guardian, the Atlantic, BuzzFeed News, PBS’s NOVA Next, and Undark, among others, and her books include Infested and The Chicago Guide to Fact-Checking.