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Evolution Oct 7, 2026

Gut bacteria reveal ancient ties to human migrations across continents, genetic analysis suggests

As waves of humans left Africa tens of thousands of years ago, eventually populating the entire planet, they were joined on their world-conquering ride by the trillions of microorganisms that compose the gut microbiome.

Evolution Oct 6, 2026

Hydrothermal vents supply a geochemical precursor of ATP that could have powered early life

Where did the energy come from to power the chemical origin of life, and how did phosphate come to be the universal energy currency of cells? Biologists from the Institute of Molecular Evolution at Heinrich Heine University ...

Ecology Oct 6, 2026

Diet alone cannot explain differences in gut bacterial communities

Why do the gut microbiomes of people from industrialized and nonindustrialized regions differ? A study by the Helmholtz Center for Infection Research (HZI) in collaboration with the European Molecular Biology Laboratory (EMBL), ...

Cell & Microbiology Oct 6, 2026

Tiny channels between plant cells respond to wound alerts through hydrogen peroxide bursts

When a person falls and gets a cut or a scrape, they often use hydrogen peroxide to clean the wound. This molecular compound is also produced within our cells, helping our immune system build its defenses against harmful ...

Ecology Oct 6, 2026

A symbiotic marketplace: Gutless worms swap essential bacterial partners over time

A typical scene at a local farmers market: Various stalls offer fruit, vegetables and much more. Every customer has their favorite stalls, though these may change occasionally. Some symbiotic relationships seem to work just ...

Cell & Microbiology Oct 6, 2026

Bacteria use collisions to navigate crowded environments, micro-maze experiments reveal

Some bacteria can sense when they bump into each other and use these interactions to shape how the group organizes and moves. This discovery reveals a new way microbes explore their environments using physical feedback rather ...

Cell & Microbiology Oct 6, 2026

Blue light could cut food poisoning from raw chicken

A low-power blue light could be the key to significantly reducing food poisoning caused by raw chicken in the U.K., scientists at the University of Reading have found. Campylobacter is the most common cause of bacterial food ...

Cell & Microbiology Oct 5, 2026

Standard 3D printers let labs build and adapt tools for bacterial research

Studying microorganisms requires instruments with extremely high precision. Such instruments are expensive and take a long time to manufacture using traditional methods, which has slowed progress in the field. It has also ...

Plants & Animals Oct 5, 2026

Florida Keys heat wave reveals nearly fourfold death risk for diseased coral

Disease and heat pose a deadly combination for coral reefs, according to a new University of Georgia study published in the journal Coral Reefs.

Cell & Microbiology Oct 5, 2026

Lipid signals help cells seal the damage from bacterial attacks, researchers discover

Epithelial cells form the body's frontline barriers, helping keep microbes, toxins and other harmful substances out. Yet these protective cells are constantly exposed to threats, including microbial infections. Some bacteria ...

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