In this fun video, my guinea pig gives their take on a variety of Halloween costumes! From spooky to silly, we explore different styles and see what gets the best reaction. China claps back with ...

A modified pig liver transplanted into a human patient appears to have functioned normally for the duration of the investigation with no signs of rejection. For 10 days, the liver performed its basic ...

Doctors in China have become the first to report details about a transplant of a genetically modified pig liver into a human. The liver was transplanted last year into a person who was brain-dead ...