A microorganism whose evolutionary roots can be traced to the era of the first multicellular animals may provide a glimpse of how single-celled organisms made a critical evolutionary leap. In ...

Some single-celled organisms are known to transition to multicellularity during their lifetimes, usually either by cloning themselves or when many similar cells come together to form a larger ...

The next time you go wild swimming, whether in a lake, river or sea, you are probably sharing the water with one of your tiniest, yet closest relatives. Choanoflagellates, like most single celled ...

When people die, our whole body dies with us. The heart stops pumping; the gut stops digesting; every cell that carries a person’s genetic blueprint eventually extinguishes, until their molecular ...

Prefer Newsweek on Google to see more of our trusted coverage when you search. Scientists have identified a previously unknown microscopic organism in Eastern Sierra Nevada's Mono Lake that could ...

Choanoflagellates are aquatic microbial eukaryotes that are distinguished by an apical flagellum (green), which is used for swimming and feeding, surrounded by a collar of microvilli or tentacles (red ...