Antibiotics

Before antibiotics were invented, people often used silver, a known antimicrobial that can also be toxic, to tackle infections.

Researchers in the early 1900s also noticed a mysterious and inconsistent effect from using a mild electric current to kill nasty microbes.

Both methods were problematic, though, and were quickly abandoned with the advent of antibiotics, which killed bacteria so effectively throughout the twentieth century.

Now, as the efficacy of conventional antibiotics wanes, Washington State University researchers are reinventing old ideas to fight bacterial infection.

At their lab in the School of Mechanical and Materials Engineering, Amit Bandyopadhyay and Susmita Bose have developed a nontoxic … » More …