Tells the story of a love, and family, that survived the most intimate of transformations.

Women's contribution to the battle to save the rainforest at Clayoquot Sound.

Explores both sides of the highly controversial trend of arming teachers and staff in America's K-12 schools.

A rare behind-the-scenes look at the Vatican Observatory, and the cosmological questions tackled by the Jesuit astronomers there.

Explores the changing face of conservation in Kenya.

Portrait of Alan Chadwick, inventor of the Biodynamic French Intensive Method of gardening.

Examines the ethical issues associated with DNA testing.

Examines the East African Rift, Ethiopia's Afar Triangle, the Nile Valley and the Dead Sea Rift, places where the Earth's crust is ripping apart as molten rock pushes upwards.

Examines the Earth's surface under pressure, from Iceland to the Alps, landscapes that inspired scientists to invent the study of geology.