This is easy to forget if you're watching the stock indices--as of this writing, the S&P is down about 3.5%. But meanwhile, scientists are using Lidar to map old Mayan sites straight through the previously impenetrable rain forest canopy. In many ways, the world is still getting better.
Colorado is now well into its first year as the first state to legalize recreational marijuana. How's it going? James Hamblin visits Aspen.