The Download: herbicide-resistant weeds, and an octopus-inspired adhesive

This is today’s edition of The Download, our weekday newsletter that provides a daily dose of what’s going on in the world of technology. The weeds are winning Since the 1980s, more and more plants have evolved to become immune to the biochemical mechanisms that herbicides leverage to kill them. This herbicidal resistance threatens to decrease yields—out-of-control weeds can reduce them by 50% or more, and extreme cases can wipe out whole fields. At worst, it can even drive farmers out of business. It’s the agricultural equivalent of antibiotic resistance, and it…

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