Scientists just invented microscopic knives capable of stabbing and killing bacteria on contact. The germ theory of disease emerged over the last several centuries to explain the way microscopic ...

Scientists have created a microscopic QR code so tiny it can only be seen with an electron microscope—smaller than most bacteria and now officially a world record. But this isn’t just about size; it’s ...

(Nanowerk Spotlight) Bacterial eye infections blind millions globally each year, and current antibiotics increasingly fail to stop them. When bacteria develop resistance to drugs, they can withstand ...