Researchers have identified two gut bacteria that can produce serotonin, a key chemical that regulates bowel movements. In experiments with mice lacking serotonin, the microbes boosted serotonin ...

In the depths of Scarisoara cave in Romania sits one of the world’s biggest underground glaciers, a monumental slab of ice the size of roughly 40 Olympic swimming pools that began to form around ...

A mysterious group of bacteria seems to thrive in the gut microbiomes of people without illness, hinting that they may be crucial to good health. Yet about two-thirds of these species are part of the ...

Antibiotic resistance (AR) has steadily accelerated in recent years to become a global health crisis. As deadly bacteria evolve new ways to elude drug treatments for a variety of illnesses, a growing ...

Plants are a rich and renewable source of compounds used in medicines, food ingredients, and cosmetics. Since growing an entire plant just to extract a few specific compounds is rather inefficient, ...

Antibiotic resistance is often framed as a hospital problem, but a growing body of evidence shows that the environment plays an equally critical role in the global spread of drug resistant bacteria.

Antibiotic resistance is often framed as a hospital problem, but a growing body of evidence shows that the environment plays an equally critical role in the global spread of drug resistant bacteria.

As warming accelerates glacier melt worldwide, researchers warn that ancient ice and modern pollution together may reshape how antibiotic resistance circulates through vulnerable freshwater systems.

Gynecologists long viewed bacterial vaginosis as solely a women’s issue — until a study that treated their male partners, too, proved otherwise. By Rachel E. Gross Rarely does a single study change ...

Dear Doctors: I have had a UTI several times and know the symptoms. This last time, when I went to urgent care, they said they needed a urine culture before they could treat me. It was another day of ...

The brain is thought to be a sterile environment, free from germs. But unexpected deposits of bacteria have been found inside brain tumors, apparently affecting how the cancers grow and behave, a new ...

Music without instruments and lyrics without meaning. Endless reboots, sequels and superheroes in the cinema. After a burst of magnificent TV dramas in the noughties, every glitzy new show is hailed ...