How is it possible to move in the desired direction without a brain or nervous system? Single-celled organisms apparently manage this feat without any problems: for example, they can swim towards food ...

Schematic evolutionary tree of the 5 microbial species included in the study. From left to right: Trimastix marina, Paratrimastix pyriformis, Blattamonas nauphoetae, Streblomastix strix, and ...

Maddy has a degree in biochemistry from the University of York and specializes in reporting on health, medicine, and genetics. Maddy has a degree in biochemistry from the University of York and ...

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Stentor is a trumpet-shaped, single-celled organism that can grow up to 2 mm long. In its native habitat of ponds or lakes, Stento r attaches its slender end (called the holdfast) to leaves or twigs ...

That’s what pops to mind when I look at Sebastian Hess’ photos of a kind of plump, violent, single-celled creature he collected from a pond rich in sphagnum moss in southern Germany. The ...

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Since the dawn of human history, we have always wondered how we got here. What processes took place that brought us from single-celled organisms into the living, thinking human beings that we are ...

How do living organisms that lack a brain or nerve cells make decisions? In a new study published in May 2021 in the Proceedings of the National Academy of Sciences of the United States of America ...