Scientists have debated where Prototaxites belong in the tree of life for over a century, but now a new study suggests it ...

The single-cell organism grows branching appendages and contains eukaryote-like genes, though it belongs to the domain Archaea. “This is a monumental paper that reflects a tremendous amount of work ...

Asgard archaea may have led to the evolution of eukaryotic life ETH Zurich researchers identify actin and microtubule ...

This study represents the first successful cultivation of ultrasmall bacteria that parasitize archaea, which evolutionarily ... bacteria that demonstrate intra-domain interactions have been ...

A recent study has shown that they also have the potential to fix inorganic carbon—in the form of carbon dioxide (CO2)— to generate acetate, an important fuel for other sediment-dwelling organisms ...

On one side there are the tiny bacteria and archaea, collectively known as prokaryotes. On the other side there are the huge and unwieldy eukaryotes, the third great domain of life. A typical ...