WITV-DT

A chameleon searches for a mate in Madagascar; a Scottish water vole swims a lake, climbs a waterfall and scales a mountain to find a place to raise her pups.

The crucial ecological roles that beetles play in nearly every environment, and why they are often regarded "the most important species on the planet.".

Relationships aboard the ISS are tested when war breaks out on Earth.

Robots are first conceptualized in ancient Rome; how uses for robots have evolved over the centuries, from the calculator to the Roomba; what future robots might be able to do.

Neil Dudgeon and acting royalty Dame Diana Rigg travel around their native Yorkshire; Neil finds his feet in the world of antiques, while Dame Diana shows her expert that she's in charge right from the start.

Peggy Cappy presents short exercise breaks that help strengthen and maintain the four pillars that support the body's structure -- strength, flexibility, balance and mobility.

Chefs Ming Tsai and Rick Bayless share recipes and their inspirations; a field trip to Chicago's Lao Peng You for dumplings and Frontera Grill for cocktails and stories.

A retrospective look at cultural historian Henry Louis Gates Jr. and how his work has made history come alive for millions of Americans.

Contemporary secular artists and gospel singers honor the legacy and influence of gospel music in America; hosts Henry Louis Gates Jr. and Erica Campbell.

When Sir Peter Bailey is found dead the day before his wedding, Judith, Becks, and Suzie investigate; with a young fiancé, a bitter son and a scheming ex, there is no shortage of suspects or motives.

As tensions rise, the pressure on Judith, Becks, and Suzie to solve Sir Peter's death intensifies.

A man with no ID and no connection to Marlow is found dead in the middle of a suburban road.

A surprising link to a past case shines a new light on the residents of Linnet Close.

When a member of the Marlow Sailing Club is killed, Tanika quickly enlists the services of Judith, Becks and Suzie.

Believing the murder is connected to the ongoing thefts, Judith enlists Becks and Suzie to catch the thieves red-handed.

Behind the scenes of the new Masterpiece series inspired by The Forsyte Saga novels about a wealthy stockbroking Victorian-era family.

Cast and creators provide behind-the-scenes insights into Season 6.

Edith is enthusiastic about her wedding and hopes to convince her family that Strallan's age does not matter. With Downton's finances dire because of Robert's actions, Mary takes matters into her hands -- but the personal price may be high.

In the aftermath of the siege, Geordie fights for his life; Alphy tracks a fugitive through the countryside; the Grantchester family must face final questions of love, redemption and forgiveness.

D.I. Rachita Ray is promoted to homicide but realizes instantly she is a token hire.