Aside from the actual science, I am learning that 1) Copenhagen can be quite cold in the summer and 2) that the natives here are quite friendly. More than once people on the street have stopped to help me find my way. And the streets are full of people -- walking, riding bikes, taking buses. It seems to be a fitting place to have sessions on urban planning. From what I can see, Copenhagen has adopted some of the better ideas.
After a morning of biology, I went for physics and aerospace in the afternoon. The subject was the Google LunarX prize. To get the $20 million, the winning team will…