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 ...

Bacteria are everywhere, surviving in the most extreme environments like volcanic craters and living in oceans, in soil and even inside other organisms. These tiny organisms may be nearly invisible, ...

Life may come in all shapes and sizes, but in nature the most extreme size ranges predominate, according to Rutgers researchers. A survey of body sizes of Earth organisms, published Wednesday, March ...

A six-year analysis of marine microbes in coastal California waters has overturned long-held assumptions about how the ocean's smallest organisms interact. Researchers at UC San Diego’s Scripps ...

Surveying the body sizes of Earth's living organisms, researchers found that the planet's biomass -- the material that makes up all living organisms -- is concentrated in organisms at either end of ...