Antibiotic "megacluster" discovery provides new strategy to fight superbugs

Antibiotic resistance has loomed over humans since the moment we started using antibiotics. In the 20th century, the drugs downgraded potentially life-threatening bacterial infections to mere inconveniences—a miracle of modern medicine, it seemed. But the drugs aren't really a human invention; we mostly swiped them from microbes, which have been locked in an arms race with each other for centuries.