Complex cells are thought to be the result of a union between two ancient microorganisms, but scientists have long been ...

The most widely accepted scientific explanation for the arrival of all complex life on Earth has had an unsolved mystery at its heart. According to the theory, all plants, animals and fungi, known ...

Ten years ago, nobody knew that Asgard archaea even existed. In 2015, however, researchers examining deep-sea sediments discovered gene fragments that indicated a new and previously undiscovered form ...

From different angles, EMBL researchers are looking at archaea with the hope these understudied organisms will answer questions about evolution ...