Doctors just blurred the line between species with a radical transplant. Could this be the key to immortality?

“Current surgical tools often struggle in complex operations. Surgeons frequently work in blood-flooded environments where ...

The human body is one of the most complex creations of nature. From school biology lessons, we learn about organs, cells, and functions, yet even scientists admit there’s always more to discover.

A genetically modified pig lung remained viable and functional over a period of 9 days after being transplanted into a human recipient who had been declared brain dead, according to research published ...