The Nature of Things — Episode 9: Living Forever

You are watching the episode Living Forever Biologists have seen within our genes the possibility of extending human life spans to 300 years or more. In the 21st century, will scientists reach the Holy Grail? Will they find the secret of eternal youth? THE NATURE OF THINGS with David Suzuki presents LIVING FOREVER, a look at how far scientists have come in discovering the human potential for longevity.