An arc for the day: The appropriately named Doug Gross pledges to push more alien genes into those Iowa cornfields, urging a worried public to trust the "experts" as human hubris pushes us ever deeper into the myth that we can somehow control (vanity!) life's wellsprings, while artist Doug Aitken "takes us through a dramatic presentation of Nature, as if to allude to the power of God's creation, leaving us with a strong sense of awe and foreboding."