This microscope photo provided by the Lawrence Berkeley National Laboratory in June 2022 shows thin strands of Thiomargarita magnifica bacteria cells next to a U.S. dime coin. The species was discovered among the mangroves of Guadeloupe archipelago in the French Caribbean. A team of researchers characterized the bacterium composed of a single cell that is 5,000 times larger than other bacteria. TOMAS TYML/LAWRENCE BERKELEY NATIONAL LABORATORY VIA AP
By Christina Larson AP Science Writer WASHINGTON — Scientists have discovered the world’s largest bacterium in a Caribbean mangrove swamp. Most bacteria are microscopic, but…