A multicellular green alga, Volvox carteri, may have finally unlocked the secrets behind the evolution of different sexes. A team led by researchers at the Salk Institute for Biological Studies has ...

They say love teaches even asses to dance; well it seems the proverb holds true even for some microscopic organisms. Colonies of the common algae Volvox have been observed locked together in “waltz” ...

Heat turns colonial algae into hotties. When algae find themselves in hot water, the normally asexual organisms get all stressed out and turn sexual. Blame it on the free radicals, says a team of ...

VIEWED from humanity's lofty heights, single-celled creatures are the scum of the earth. In reality, though, almost all living things are unicellular, and with good reason. Multicellularity requires ...

A tiny variety of algae may yield clues to how separate sexes evolved, showing how one single gene was involved in the origin of distinct female and male sexes, researchers say. That single gene in ...