Biology

Perianal diseases, including hemorrhoids, anal fissures, and anal fistulas, affect millions of people and are often attributed to constipation, straining,...

Myopia correction has long been framed as a choice between permanence and flexibility: laser surgery can reduce or eliminate dependence...

Minimally invasive laryngeal surgery is entering a new phase in which the central goal is no longer simply to remove...

Scientists at the University of Cologne, University Hospital Cologne, and the Max Planck Institute for Metabolism Research have developed a...

Obstructive sleep apnea, a disorder in which the upper airway repeatedly collapses during sleep, may be entering a new era...

A new range-wide genetic study of the freshwater mussel Venustaconcha ellipsiformis has revealed how ancient glaciers, changing river systems, and...

A cell that has become cancerous, aged or otherwise abnormal may appear to have crossed a biological point of no...

Inherited retinal disorders are among the most devastating genetic diseases affecting human vision. They damage the retina—the light-sensitive tissue at...

For centuries, chrysanthemums have been shaped by human taste, regional horticultural traditions and the movement of plants across Asia. Now,...

Modern biology has entered an age in which the hardest part of an experiment may no longer be collecting data,...