On this week’s Tech Nation, Moira speaks with Journalist and NPR contributor Keith O’Brien about his book, “Paradise Falls: The True Story of an Environmental Catastrophe”. From congressional aides to housewives to defiant scientists – we receive the benefits of the challenge of Love Canal. Then, new science leads to understanding natural repair mechanisms in the brain. Dr. Mark Litton is the President and CEO of Athira Pharma. He discusses their efforts in Alzheimer’s and Parkinson’s dementia.