Scientists probing life’s deepest origins have uncovered evidence that the first free-living cells may have emerged not once, but twice. The findings suggest a striking possibility: life may share one ...

A new study suggests bacteria and archaea independently evolved into free-living cells from a shared ancestor, challenging a ...

Add Yahoo as a preferred source to see more of our stories on Google. Industrial chicken farming may be creating conditions that help some bacteria to spread, say scientists. Klaus-Dietmar Gabbert/dpa ...

How and where did the first forms of life arise? These are the main questions driving research at the Institute of Molecular ...

Scientists have helped to construct a detailed timeline for bacterial evolution, suggesting some bacteria used oxygen long before evolving the ability to produce it through photosynthesis. University ...

The genetic culprits responsible for the spread of multidrug resistance (MDR) in bacteria have been identified by new research mapping 100 years of bacterial evolution. Experts at the Wellcome Sanger ...

Bacteria are the most diverse organisms on Earth, with a number of species that’s difficult to quantify. They’re also incredibly old. Bacteria consist of a single cell. They do not have bones and are ...

Unlike most bacteria, Caulobacterales bacteria divide asymmetrically when they reproduce, which creates two cells that look different from each other (top part of the illustration). However, the ...

The different species in the human gut microbiome change and evolve throughout a person's life and even across multiple generations. Studies show that gut bacteria often evolve rapidly, with new ...