Congress demands answers after near-fatal mistakes in organ recovery flag potential systematic failure and threaten faith in ...

More and more hospitals are declaring patients “brain dead” even though their circulation systems are still functioning.

British researchers say data from more than 29 million people across four continents strengthens the evidence of a link ...

In the 1966 novel Fantastic Journey, by Isaac Asimov, a miniature submarine and crew travel throughout the human circulatory ...