UNFORGIVABLE BLACKNESS The Rise & Fall Of Jack Johnson

9 p.m., Saturday, August 9th
2 p.m., Sunday, August 10th

Episode one follows Jack Johnson from his humble beginnings in Galveston, Texas to his entry into the brutal world of professional boxing. Despite the odds, Johnson was able to batter his way up through the professional ranks, and in 1908 he became the first African American to earn the title Heavyweight Champion of the World. Johnson's victory provoked race riots all around the country, but his troubles were only just beginning.

NATURE The Dolphin Defender

8 p.m., Sunday, August 10th

More than 25 years ago, filmmaker Hardy Jones set out to learn everything he could about dolphins. At the time, no one had conducted studies in the wild of these enigmatic creatures, and many thought it couldn't be done. Since then, Jones has spent more time with dolphins than other humans, developing unique insights into what goes on in their sophisticated societies.

MASTERPIECE MYSTERERY!
The Inspector Lynley Mysteries, Series 7: Limbo

9 p.m., Sunday, August 10th

As Lynley struggles with his grief from the loss of his wife, he's unexpectedly drawn back in to the 15-year-old unsolved abduction of his godson. A reconnaissance trip to Rome on behalf of the family ends in a second tragedy - with Lynley at its center. When Lynley is arrested for murder, he and Havers battle against time, the apparent facts of the case and an ambitious professional rival to clear his name and find the real perpetrator.

HISTORY DETECTIVES

9 p.m., Monday, August 11th

Black Tom Shell - A woman in Whitehouse Station, NJ, has an explosive artifact in her possession: a large, intact artillery shell, along with a note in her mother's handwriting that reads "Black Tom Explosion of 1914." Host Gwendolyn Wright travels to Maryland and New Jersey to determine whether this shell was involved in one of the earliest foreign terrorist attacks on American soil.

USS Olympia Glass - The door of a farmhouse in eastern Nebraska has an etched glass window with a depiction of a ship cruising through open waters, smoke pouring from its stacks. Host Wes Cowan travels to Fremont, Nebraska, and Philadelphia to find out whether the unique window can serve as a portal into a turning point in American foreign policy.

Front Street Blockhouse - Host Elyse Luray travels to Upstate New York to determine whether this unassuming structure may have helped ensure the survival of the town of Schenectady, a 17th- and 18th-century vanguard Dutch outpost, as it fought France and her Indian allies for control of the lucrative fur trade.

MUHAMMAD ALI Made In Miami

10 p.m., Monday, August 11th

This explores the critical role that Miami played in the evolution of one of the significant cultural figures of our time: Muhammad Ali (nee Cassius Clay). The film chronicles Cassius Clay's arrival in Miami in the fall of 1960 after earning a gold medal in the Rome Olympics. Over the course of the next few years, he evolved both professionally and politically, piling up victories in the ring and adopting the black separatist teachings of the Nation of Islam. It was in this period that Cassius Clay became Muhammad Ali.

NOVA Kings Of Camouflage

8 p.m., Tuesday, August 12th

Cuttlefish are one of the strangest animals on our planet. These shape-shifting creatures can hypnotize their prey, impersonate the opposite sex and even kill with lightening fast speed. More accomplished masters of disguise than any chameleon, they have an incredible ability to morph their skin color -- even their shape -- to blend into most any background.

QUEST: INVESTIGATING OUR WORLD Archaeology

9 p.m., Tuesday, August 12th

Sorting out the hidden pasts of people who haven't been around for thousands of years can take a lifetime for an archeologist. For every hour or two in the field, archaeologists spend another 10 to 12 hours working in the laboratory toiling over their discoveries, trying to make sense of them. We'll see the latest techniques and technologies they're using to detect, excavate and preserve their interesting finds.

WIDE ANGLE China Prep

10 p.m., Tuesday, August 12th

As the world's attention turns to the 2008 Beijing Olympics, WIDE ANGLE reports on how the next generation of Chinese leaders is being molded. This follows four Chinese students through their final high-pressure year at an elite high school in Sichuan Province, where a class of 1,800 teenagers is competing for 59 spots in China's top two universities.

JEAN-MICHEL COUSTEAU'S OCEAN ADVENTURES
America's Underwater Treasures Pt. 2

8 p.m., Wednesday, August 13th

In part two, the Cousteau team examines the rusting wreck of the Civil War ironclad "USS Monitor," lying more than 200 feet below the Carolina coast and explores a flourishing natural city under the sea, coexisting with a man-made oil rig.

NOVA ScienceNow

9 p.m., Wednesday, August 13th

This installment of NOVA's science newsmagazine draws on a range of absorbing stories - from groundbreaking new genetic research that may solve the mystery of longevity, to unlocking the secrets of ancient papyrus scrolls - and also profiles an innovative young archaeologist, Julie Schablitsky. Neil deGrasse Tyson also meets up with investigators trying to solve a 250-million-year-old murder mystery.

CARRIER fet Home-Itis

10 p.m., Wednesday, August 13th

A six-month absence places a heavy burden on relationships. The Navy holds seminars to counsel sailors on what to expect when they return home - and how to make the transition smooth. The "Tiger Cruise" ritual allows sailors to invite their family members aboard for the last leg of the deployment.