ANN ARBOR, MI — Machines keeping hearts alive outside the body at a University of Michigan laboratory caught the attention of bestselling author Mary Roach. She’s not a scientist, but she uses humor ...

Genetically modified pig's heart transplanted into man who later died took longer to generate heartbeat than typical pig and human hearts. In a social media landscape shaped by hashtags, algorithms, ...

One month after an experimental procedure to transplant the heart of a genetically modified pig into a patient with end-stage heart disease, doctors say the heart is functioning on its own and shows ...

Chinese scientists have, for the first time, cultivated a beating heart structure with human cells in a pig embryo, reporting that the heart continued to beat for 21 days unaided. The study, led by ...

Researchers have reported growing hearts containing human cells in pig embryos for the first time. The embryos survived for 21 days, and in that time their tiny hearts started beating. The findings ...