In a Coma, Do We Cease to Exist?
What happens when someone slips into a vegetative state? Do they feel pain? Do they think? Without consciousness, do they ostensibly cease to exist? Such questions have haunted neuroscientists—and countless family members of coma victims—for ages. But new research is shedding light on these issues and what is a larger existential question about the nature of consciousness itself.
Recorded June 2010; Posted October 2010