In fact, there were only single-celled organisms that could move around through the waters of the oceans. Needless to say, ...

An curved arrow pointing right. A single celled organism eating its prey, an inside view of a termite's gut, and a parasite going 'Alien' on its host took top honors in Nikon's Small World in ...

The radiating, kaleidoscopic pattern you see here was once the living glass skeleton – the cell wall – of a single-celled organism called a diatom. These organisms absorb silicon from their ...

3,800 mya: Bacteria diversify Single-celled bacteria are the oldest-known living organisms. Most bacteria reproduce by making carbon copies of themselves through a process called fission.

Prokaryotes are divided into two distinct groups: the bacteria and the archaea, which scientists believe have unique evolutionary lineages. Most prokaryotes are small, single-celled organisms that ...

As single-celled organisms, slime molds do not have brains or nerves. And yet, they have ways of processing information. This ancient "intelligence" is of particular interest for unprecedented ...

Diffusion is crucial in both single-celled and multi-celled organisms. In both single-celled organisms like prokaryotic bacteria and eukaryotic algae, oxygen and carbon dioxide molecules move by ...