Bacteria in children’s microbiomes may contribute to the development of neurodevelopmental disorders like autism and ADHD years before they are diagnosed.

Two new studies investigate the roles of the gut microbiome and estrogen in higher Alzheimer's disease rates among women.

Pandas use smelly trees as a kind of social media to keep track of family and friends, leave updates about life events, and check out the dating scene.

Squash bugs carry a gut bacterium that's key to their development into adults, but don't have it as nymphs. New findings reveal how they get it.

New findings point to possible mechanisms behind intestinal conditions like Crohn's disease and ulcerative colitis.

Racial differences in the gut microbiome emerge as early as 3 months of age and last through childhood, researchers report.

Vaginal seeding, a process where C-section babies are swabbed with the mother's vaginal fluid after birth, restores beneficial bacteria.

The gut microbiomes of female southern white rhinos who reproduce successfully in captivity differ from those who are not, a study finds.

Microplastics are changing the gut microbiomes of wild seabirds. Humans should be wary, too, researchers say.

Triple-negative breast cancer patients who take antibiotics within three years of diagnosis have a higher death risk, researchers report.