Men assess potential rivals that have a larger penis as more of a threat, both physically and sexually, according to a study ...

People have long said that "bread is life." Now, researchers at Tufts University are using the bubbling mixtures of flour and ...

A new study reveals that age-related changes in the gut microbiota directly impair intestinal stem cell (ISC) function and that restoring a youthful microbial environment can reverse this decline.

Metabolites in mouse and human breath correlate to gut-microbe populations and might be helpful in diagnosing disease.

New evidence shows that precursors of myelin-producing cells — one of the few #brain cell types that continue to be produced ...

Molecular biologist Cynthia Kenyon speaks about her seminal discovery and excitement for the future of longevity research ...