In the murder trial of Karen Read, expert testimony highlights John O'Keefe's fatal head injuries and the role of hypothermia ...

In 1908, American physiologist Charles Guthrie was part of a team researching blood-vessel surgery. As an experiment, he transplanted the head of a donor dog onto the neck of a recipient dog.

SEE ALSO: First human head transplant could be possible by 2017, surgeon claims The animal lived an average of just 36 hours, according to the research paper that was published to CNS Neuroscience ...

But one of the things happening off of the field is that Saints orthopedic surgeon Dr. Karim Meijer ... There, he will rejoin ...

hit the back of his head, and then the resulting, you know, energy forces going into his brain and to the base of his skull,” Dr. Aizik L. Wolf told jurors. An active brain surgeon, Wolf ...

Dallas Stars fire head coach Pete DeBoer after 3 seasons ... All Carr had to do this season was sit on the bench after surgery and collect $30 million. Instead, he opted for retirement.