Ground Zero Supertower
Nova returns to Ground Zero to witness the final chapter in an epic story of engineering, innovation, and preserverance of the human spirit: the completion of One World Trade Center.
Mystery of Easter Island
Examining Easter Island, the remote island.
Great Cathedral Mystery
Examining a 15th-century dome in Florence, Italy.
Roman Catacomb Mystery
An investigation of a mass grave found in the catacombs.
Ghosts of Murdered Kings
The discovery of a prehistoric torso in a dried-up bog.
Learn why Typhoon Haiyan and its aftermath were so highly destructive to the Philippines.
3/13/14 2:00 AM
3/13/14 5:00 AM
3/14/14 4:00 AM
3/16/14 1:00 AM
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For 45 centuries, the Great Sphinx has cast its enigmatic gaze over Egypts Giza plateau. This strange half-human, half-lion image has inspired countless fantastic theories about its origins. Nova's expert team of archeologists, including Mark Lehner (director, Ancient Egypt Research Associates), carries out eye-opening experiments that reveal the techniques and incredible labor that was invested in the carving of this gigantic sculpture.
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