Archaea are a relatively recently discovered group of microorganisms that occupy their own branch on the tree of life. Though similar in some ways to bacteria, they are not the same. Researchers have ...

Electron microscopy showing the parasitic Ca. Nha. antarcticus: the small circular shape, attached to its host, Hrr. lacusprofundi. Credit: Joshua N Hamm. Electron microscopy showing the parasitic Ca.

Scientists unlock secrets of how the third form of life makes energy. An international scientific team has redefined our understanding of archaea, a microbial ancestor to humans from two billion years ...

A parasite that not only feeds of its host, but also makes the host change its own metabolism and thus biology. NIOZ microbiologists Su Ding and Joshua Hamm, Nicole Bale, Jaap Damsté and Anja Spang ...