Some predictions of sixteenth-century Danish astronomer Tycho Brahe were found to be incredibly accurate; a scientist studies the San Andreas Fault using a laser tracking system and discusses the cause of earthquakes; a "shake table" in Japan that tests construction techniques; a scientist predicts the consequences of earthquakes; the climate of the earth is affected by solar activity; restoration work being performed on the stained glass windows of Canterbury Cathedral; a scientist at the Space Environmental Service Center watches for solar flares to predict high levels of radiation in the; the Dallas Cowboys use computers to compile player data and create strategy, illustrated with footage of running back Robert Newhouse being measured for his fat content in a water displacement tank; a scientist’s research has shown that icebergs may someday be moved to supply fresh water to dry regions; hot-air balloonists in an Iowa competition work with the natural world to control their flight.