The various incarnations of Doctor Who's titular time-traveling adventurer have bid us farewell in a wide variety of stories.

Watch the first trailer for Pixar's 'Hoppers,' in which human consciousness is put into lifelike robotic animals, allowing people to communicate with animals.

In “Doctor Dolittle’s Delusion,” he argued that language is a biological system unique to humans, despite the widespread ...

There have been 16 main incarnations of the Doctor in Doctor Who's 62-year history, but not all of them have made a good ...