View Full Profile. Learn about our Editorial Policies. Thanks to a wealth of new genomic sequence data, the family tree of Archaea, which encompassed just two phyla 16 years ago, has exploded in ...

JERUSALEM, Jan. 21 (Xinhua) -- Researchers have identified ancient proteins that may help explain how the first complex cells evolved from simpler ones over 1.5 billion years ago, Israel's Ben-Gurion ...

G. & Dolja, V. V. The ancient Virus World and evolution of cells. Biology Direct 19, 29 (2006) Koonin, E. V. & Wolf, Y. I. Genomics of bacteria and archaea: The emerging dynamic view of the ...

According to new research from The University of Texas at Austin, two key elements of our innate immune system came from a group of microbes called Asgard archaea. Specifically, viperins and ...

Named Asgard archaea because they were collected from a deep-sea hydrothermal vent in the Arctic known as "Loki's castle," these cells transformed our understanding of the evolution of complex life.