Many mosses have leaves that are often only one cell layer thick, making them hard to see with the naked eye but fascinating to look at under a microscope. Desmids range from 40 micrometers to 300 ...

It may look here as if aliens are landing. But this fleet isn’t extraterrestrial. These are desmids – microscopic, single-celled green algae that live in aquatic environments like swamps. Desmids are ...