"Archaea are a big area of research now... and they're really cool." New research uncovers how their membranes let them live in extreme environments.

"After it rained, there were only two to four microbe species found in the lagoons. The extinction event was massive."

As the planet warms, a new study shows that the smaller the genome or cell, the better chance of survival.

A new way to destroy the microbe that causes tuberculosis may come from a seemingly unlikely source: dirt.

The modern human diet and overuse of antibiotics could tip the balance of power between us and our gut bacteria—and not in our favor.