The 1997-98 season of this science series includes: stories of a controversial new method of treating coma patients; the 50th anniversary of a pilot's flight through the sound barrier; mathematician Andrew Wiles and his search for proof of Fermat's Last Theorem; the engineering challenges to a non-stop journey around the world in a balloon; the behavior of wolves; the building of one of the most unusual bridges in the United States; the first expedition to survey the underwater remains of Alexandria, Egypt; the problem of avalanches in the Rockies; and rare and exotic animals of the Kalahari in South Africa.