The mangroves of the Caribbean bristle with life. White herons spear fish with their bills and black and red crabs skitter over the sprawling, spidery tree roots. And then there are the thin, white ...

These are bacteria like you’ve never seen before — likely because, until now, all known bacteria could only be seen using a powerful compound microscope. A newly discovered bacterium that is large ...

Researchers found bacterial cells so large they are easily visible to the naked eye, challenging ideas about how large microbes can get. By Carl Zimmer In a Caribbean mangrove forest, scientists have ...