Gene Drives Shown to Work in Wild Plants. They Could Wipe Out Weeds.

Henry Grabar has had enough battling knotweed. All he wanted was to build a small garden in Brooklyn--a bit of peace amid the cacophony of city life. But a plant with beet-red leaves soon took over his nascent garden. The fastest growing plant he'd ever seen, it could sprout up to 10 feet high and […]