In Japan, secretive companies known as "night movers" offers people an escape from shame. Explorer correspondent Bryan Christy travels to Japan to investigate. Plus Host Jeff Goldblum interviews fellow actor Sam Rockwell. Also a team of scientists dive beneath the Antarctic sea ice to study how the global increase in carbon dioxide levels is affecting life in the world's oceans. Tim Samueals takes a trip to Mexico and takes a look at the hottest Peppers.