For most people the image of the collapse of the World Trade Center Towers on Sept. 11, 2001, was not only a scene of unforgettable horror, it was a moment of unimaginable consequence. This follows a blue ribbon team of forensic engineers as they begin searching for clues that would tell them why the towers fell. From detailed examination of the buildings original design to the relentless process of searching the scrap steel yards and Ground Zero...

In early January 2004, two spacecraft carrying identical robotic explorers will touch down on the surface of Mars. On that day, NOVA will present a special television event that climaxes with live coverage as NASA/JPL scientists await the first critical signals confirming that the rovers have landed safely. The show features a gripping behind-the-scenes glimpse of the design, testing, and launch of the mission. The engineers face a tense deadline...

THERE'S A PLACE IN OUR HEARTS RESERVED FOR MIRACLES . . . From Luanne Rice, the celebrated author of Beach Girls and many other New York Times bestsellers, comes this powerful novel of a mystery, a love affair, and a bond that cannot be broken set in a seaside town where miracles are made . . . On the first day of summer, Mara Jameson went out to water her garden-and was never seen again. Years after her disappearance, no one could forget the expectant...

Witness a remarkable species in which the male becomes pregnant and gives birth. Tour the magical and complex world of the seahorse.