In the vast and often unseen world of microscopic life, a recent discovery may force scientists to rethink what it means to be alive. Nestled inside a tiny plankton cell, researchers found a ...

Our world is full of microbes, which have found homes in many environments, from extremely hot thermal vents in the ocean to the human gastrointestinal tract. Many of those microbes have become ...

At the microscopic edge of biology, researchers have uncovered an organism so stripped down that it forces a rethink of what it means to be alive. The discovery hints at a form of existence that is ...

The tiny blobs, dubbed SpudCell, are about 50 times smaller than a normal bacterium and are made of microscopic water droplets encased in a fatty membrane. That bubble is filled with enzymes, ...

It's tiny and needy, but is it alive? That's a question prompted by recent research that highlights a surprisingly complex part of biology. The organism in question is a microbe called Sukunaarchaeum ...