Here, the team has shown that they are present in archaea for the first time and that they are remarkably diverse in their form and function. Not only do archaea have the smallest hydrogen-using ...

It makes sense then that such mechanisms would be conserved: “When bacteria and archaea discovered tools that worked, they were passed down and are still part of our first line of defense ...

Fossil evidence of how the earliest life on Earth came to be is hard to come by. But scientists have come up with a few ...

RIKEN scientists looking for clues to the origins of life on Earth have discovered a new microbe that may shed light on how ...

First stop, Fang Glacier Camp ... And so it was that Herbold and I came to be discussing the funky archaea. “They’re so strange,” Herbold says. “I just can’t figure them out.” ...

According to an article published in the journal PNAS, different lineages of amoebae and ancestors of plants, algae and ...

First, he had traced the evolution of cellular ... shows that evolutionary history is decoupled from biological organization. Indeed, archaea and bacteria appear very similar biologically (members ...

Darwin wasn't the first to suggest the theory of evolution ... Scientists comparing the genomes of members of the three domains of life—archaea, bacteria, and the eukaryotes (animals, plants ...

The world is full of microorganisms, many of which are still a complete mystery to us. Scientists have been working to learn ...

Long known as a messenger within cells, RNA is increasingly seen as life’s molecular communication system—even between ...

Archaebacteria (Archaea) and the origin of the eukaryotic ... The hydrogen hypothesis for the first eukaryote. Nature 392, 37–41 (1998) doi:10.1038/32096. Pace, N. R. Time for a change.

Critics cast doubt on gas industry's claim that producing gas from manure and decomposing trash is a climate benefit.