For billions of years after the origin of life, the only living things on Earth were tiny, primitive cells resembling today’s bacteria. But then, more than 1.5 billion years ago, something remarkable ...

A new study challenges a popular scenario put forward to explain the arrival of the first eukaryotic organisms. In the beginning, there was boredom. Following the emergence of cellular life on earth, ...

We should consider the differences in the strategies 10 used by eukaryotic and prokaryotic cells, and also in the structures of these cells between the past and the present: the differences in ...

The literature is replete with manuscripts describing the origin of eukaryotic cells. Most of the models for eukaryogenesis are either autogenous (sometimes called slow-drip), or symbiogenic ...

It's not every day that biologists announce an entirely new branch of life, and this one has been hiding under their noses ...

An international collaboration between four senior scientists from Mainz, Valencia, Madrid, and Zurich has published groundbreaking research in the journal PNAS, shedding light on the most significant ...

This is a preview. Log in through your library . Abstract This poem describes the evolution of the eukaryote cell. The first functioning cells were prokaryotic, evolving from primitive atmosphere and ...

Researchers describe a new method for investigating the genomes of eukaryotic flagellate organisms. These elusive aquatic creatures may offer clues about LECA -- the progenitor of all complex life on ...

A popular model of evolution concludes that it was incredibly unlikely for humanity to evolve on Earth, and that ...

Editor’s note: The Focus on Research column highlights different research projects and topics being explored at Penn State. The following originally appeared on The Conversation. A popular model of ...