Nova travels deep into Japan's ancient foundries, follows the craft of the traditional sword-smiths and attends Samurai fighting school to reveal the art and science behind making what many call the perfect sword.

The program documents a year in the life of Mariachi Halcon, a top-ranked competitive high school mariachi band in the rural ranching town of Zapata, Texas. Using the band and its music as a lens, this spirited documentary focuses on Mexican-American teenagers pursuing excellence and finding strength in themselves, as well as a connection to their cultural heritage.

Probes the twin revolutions in physics and astronomy, and delves into scientists' century-long struggle to discover the fundamental laws of Everything. Includes telescopes, pulsars, the size of the universe, astrophysics, black holes, atoms and more.

Tris and Four continue to fight for their world's future while on the run from Jeanine.

The purge. Election year: It's been two years since Leo Barnes stopped himself from a regrettable act of revenge on Purge Night. Now serving as head of security for Senator Charlie Roan, his mission is to protect her in a run for president and survive the annual ritual that targets the poor and innocent. But when a betrayal forces them onto the streets of D.C. on the one night when no help is available, they must stay alive until dawn, or both be...

Set in a future world where America has lost the war on drugs, an L.A. undercover agents change their faces along with their identities. One officer's liberal ingestion of the drug "Substance D" causes him to develop a split personality, a notorious drug dealer. Along with his superior officers, the police set up an elaborate scheme to catch his drug dealer alter-ego and tear down his operation.

An emotional detective story spread over two continents and a half-century. Beneath the film's stunning and pulsing musical revelations burn the horror of war, and the lost souls extinguished from history.

Follow a team of international scientists documenting an archeological sensation: the exploration of royal tombs beneath the ancient Mexican city of Teotihuacǹ. Not much is known about this long-lost society. When archeologists discover evidence of a sacrificial chamber beneath the famous Pyramid of the Feathered Serpent, they find the clues that may finally tell us who these mysterious people were.

Eccentric firearm heiress believes she is haunted by the souls of people killed by the Winchester repeating rifle.

Seen through the lens of a troubled teen's video camera, yet filled with eye-popping action and jaw-dropping special effects, Chronicle is as real as it gets. When three ordinary high school friends make an extraordinary discovery, they acquire amazing abilities beyond their understanding. But as their powers develop, so do their darker sides. Fun, harmless pranks soon lead to much riskier activities as the boys' 'gifts, ' and their lives, spin dangerously...