A magnetotactic bacterium extended lifespan in worms by 43.39% and appeared to do so by suppressing ferroptosis. A bacterium best known for producing microscopic magnetic structures may have an unexpected effect on aging. In experiments with Caenorhabditis elegans, the magnetotactic bacterium Magnetospirillum magneticum AMB-1 extended average lifespan by 43.39% while helping preserve neurological function and […]This is a curated summary.