On this week’s Tech Nation, Moira speaks with University of Chicago professor, Dr. Marc Berman tells us about "Nature and the Mind   The Science of How Nature Improves Cognitive, Physical, and Social Well-Being." Then in biotech, Dr. Joshua Hare, Co-Founder and Chief Scientific Officer of Longeveron, gives us the inside look on how they are testing the use of stem cells to treat babies born with a serious congenital heart defect.