The question of where to place Prototaxites, the Devonian Era’s largest land species, on the tree of life appears to be answered. These fossils have been enigmas for almost two centuries, and ...

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The state has signed off on voucher funds for schools that exclude non-Christian and LGBTQ+ kids.

All life shares a single root buried deep in Earth’s past. Its name? Asgard, and it rewrites what we thought we knew.

Complex life began to develop earlier, and over a longer span of time, than previously believed, a new study has revealed. The research sheds new light on the conditions needed for early organisms to ...

Archaea and bacteria are two different domains of cellular life. They are both prokaryotes, as they are unicellular and lack a nucleus. They also look similar (even under a microscope). However, DNA ...

The origin of eukaryotes is considered one of the greatest enigmas in biology: according to current doctrine, two prokaryotes, a so-called Asgard archaeon and a bacterium, are believed to have merged.

All modern multicellular life — all life that any of us regularly see — is made of cells with a knack for compartmentalization. Recent discoveries are revealing how the first eukaryote got its start.

A new method exposes key details of the mechanism behind calcium signaling in prokaryotes for the first time. Working in a Listeria monocytogenes model, researchers from Umeå University (Sweden) led ...

A bizarre bacteria has been discovered with an ability previously thought impossible for its kind. This strange discovery could shine a light on how some of our earliest single-celled ancestors formed ...

Prokaryotes are ancient, simple forms of life that include bacteria and archaea. These cellular life forms lack membrane-bound organelles. Those organelles, which include the nucleus and the ...

Creatures that existed billions of years before plants and animals poised to become dangerous climate change winners. When you purchase through links on our site, we may earn an affiliate commission.