There are few hard and fast rules in the study of life, but perhaps the closest we get is the central dogma of molecular biology: DNA is transcribed to RNA, which gets translated into proteins. The ...

An international scientific team has redefined our understanding of archaea, a microbial ancestor to humans from two billion years ago, by showing how they use hydrogen gas. The findings explain how ...

"Asgardians," a single lineage of archaea, may be the starting point of it all, according to a study published in the journal Nature. After investigating the genomes of hundreds of archaeal microbes, ...