Medicine

Childbirth training is moving into the augmented-reality era with a simulator that lets trainees see their hands as “ghost” images,...

A seemingly minor choice in ultrasound analysis could substantially change how scientists measure muscle damage after stroke, according to a...

Arthritis patients looking for relief in a capsule or softgel have been offered a dizzying menu of “natural” options, from...

Per- and polyfluoroalkyl substances, or PFAS, have long been described as “forever chemicals” because the carbon–fluorine bonds that define many...

A laboratory test capable of detecting tiny amounts of misfolded alpha-synuclein is emerging as one of the most promising tools...

A new modeling study suggests that the biggest source of variation in how patients respond to medicines may not be...

Esophageal cancer surgery has entered an era of smaller incisions, robotic instruments and faster recovery—but a long-standing question has remained...

A single 1-milligram starter dose of the cancer immunotherapy tarlatamab was followed by a fatal case of tumour lysis syndrome...

Liquid–liquid phase separation, the process by which molecules spontaneously condense into concentrated droplets without a surrounding membrane, has become one...

Obesity is no longer viewed simply as a condition of excess body weight. It is increasingly understood as a complex...