Photos: A very, very, very delicate balance

Last July, Michael decided to give himself a five-minute deadline — five minutes from the moment he turned on the camera till he got a finished sculpture. In this case, he not only beat his deadline; he was able, he says, “to capture the creation and natural collapse of the balance before the five-minute limit.”

But how? How does he do it? First, he says, you’ve got to “know the rocks.”