Lewy Body Dementia, Safe in Austin, Twilight Zone

Lewy-body dementia is a common type of dementia but is harder to diagnose. Why is that? A sanctuary in Austin rescues animals from abuse and neglect and unites them with kids who have experienced similar trauma. A mysterious, virtually unexplored ecosystem deep in the ocean is now at risk. Also, on today’s show: technology is trying to learn to smell as well as dogs can; the strange sleeping habits of octopuses; the truth behind cute, purebred little dogs.