Because they rely on hosts for a majority of functions, viruses aren’t considered alive. But entities like this one ...

Bacteria that cause intestinal infections typically avoid a stinky chemical—one that can kill them at high enough ...

Scientists have identified a new type of protein in bacteria that could change our understanding of how these organisms ...

BUFFALO, N.Y. — In the quest to take the “forever” out of “forever chemicals,” bacteria might be our ally. Most remediation of per- and polyfluoroalkyl substances (PFAS) involves adsorbing and ...

An experiment designed to test the technique could launch on India's first crewed space mission. If all goes to plan, scientists may someday begin building outposts on the moon — and some ...

The first bacteria our bodies meet – in the hours after we're born – could protect us from dangerous infections, UK scientists say. They have shown, for the first time, that good bacteria seem ...

Until now, it’s been very hard for scientists to establish a detailed timeline of the early evolution of bacteria.

The bacteria could be grown in space, and lend their photosynthesizing talents to supplying power to the hundreds of thousands of satellites in orbit.

Too easily overlooked are non-influenza, non-COVID viruses and bacteria that are burgeoning and spreading unchecked — both in the U.S. and around the world.

As outdoor activities begin to ramp up ahead of summer, Connecticut officials announced Tuesday that they confirmed the first U.S. case of the invasive longhorned tick carrying Ehrlichia chaffeensi… ...

Scientists have a new clue in the mystery of why younger people are getting more colon cancer. It may have to do with a toxin produced by a common gut microbe.

Foodborne illnesses are on the rise in the US. CNN wellness expert Dr. Leana Wen looks at the most common causes of foodborne infections and how to improve food safety practices.