On this week’s Tech Nation, Moira speaks with Dr. Neil Shubin, University of Chicago professor and author of, “Ends of the Earth” about exploring the Arctic and Antarctic in search of life, the cosmos, and our future. Then, Dr. Daniel Kraft, Tech Nation Health Chief Correspondent introduces us to the discovery of new “dark” proteins that could change biotech. And, Erica Dhawan, talks about her book, “Digital Body Language” about how to convey respect and avoid disrespect in a digital world.