The most widely accepted scientific explanation for the arrival of all complex life on Earth has had an unsolved mystery at ...

For decades, scientists have believed that complex life began when two very different microbes joined forces, eventually ...

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

A new study suggests that ancient microbes once cast as oxygen haters may have actually learned to use the gas, offering a ...

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 ...

In the late 1970s, a new branch was added to the tree of life, and archaea joined bacteria and eukarya, as domain classifications. Archaea and bacteria are both simple forms of cells called ...

Archaea—one of the three primary domains of life alongside bacteria and eukaryotes—are often overlooked and sometimes mistaken for bacteria due to their single-celled nature and lack of a nucleus. Yet ...

HOUSTON--(BUSINESS WIRE)--Archaea Energy Inc. (“Archaea,” “the Company,” or “we”) (NYSE: LFG), an industry-leading renewable natural gas (“RNG ...