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In an unexpected twist in neuroscience dogma, the cells on the receiving end of neurotransmission appear to be able to release glutamate to regulate the transmitting cell’s activity.

Researchers identify live bacteria in fetal guts, skin, lungs, and placentas that activate memory T cells, indicating that early exposure to microbes could help educate the developing immune system.

Researchers find traces of SARS-CoV-2 in the stool and blood of kids with the post–COVID-19 inflammatory disorder, and signs of increased intestinal permeability.

Researchers report chemical and molecular signatures of microbial activity from millions of years ago in mineral samples from abandoned mines in Sweden and nearby countries.

The editor-in-chief will step down this month following the release of a podcast in February that suggested systemic racism does not exist in medicine.

Rather than being described by the location of where they emerged or an alphanumeric code, variants will be given a Greek letter.

The recent news of consumers hoarding gasoline in the face of a brief closure of one of the world’s biggest petroleum pipelines is just the latest episode of panic buying since the COVID-19 pandemic started.

Projects aimed at collecting big data about the ocean’s tiniest life forms continue to expand our view of the seas.

A study finds that fast-growing species are stymied by narrow gaps, while slower-growing species can pass through and continue extending.

A chronically stressed amygdala can prime the heart to overreact to acute stress events, a new study shows.

The New Mexico State University soil microbiologist uses molecular tools to understand how fungi are adapting to a warming world and what that might mean for global nutrient cycles.

Ruth Ella Moore had a trailblazing career, overcoming barriers of racism and sexism as she pursued her interest in microbiology.