K12OV-D

Archaeological investigations into the origins of democracy in Greece 2,500 years ago; mass graves and ancient ruins where tyrants were murdered shine light on the birth of a revolutionary form of government.

Exploring the unique evolutionary journey of woodpeckers and the role they play in every ecosystem, except Antarctica and Australia.

From New York to Kolkata, dicovering the surprising and beneficial ways urban wildlife transforms cities into thriving, shared ecosystems.

The automobile brings new freedoms as well as perils to Blacks on the road from the 1930s to the late 1960s.

Comic Brian Conley and broadcaster Nick Owen hunt for antiques in Shropshire and Worcestershire; assisting Nick is auctioneer Philip Serrell, while jewelry and gem expert Kate Bliss helps Brian.

Marine botanist Sylvia Earle and Fred Rogers snorkel off the Florida Keys.

When Binky's family adopts a baby girl from China, Binky worries about how his life will change and if his new sister will like him.

Martin and Chris spot a hermit crab on the beach.

The Hunters find a stowaway in their picnic basket, a little furry dog.

Zach and Charlie try out paddle boards, kayaks, canoes and personal watercraft; important safety steps to take before getting in the water.

Hacker positions giant patches of trash in cyberspace in a plan to finally shut down Motherboard once and for all.

The largest river restoration project in U.S. history aims to bring life back to a sacred river in northern California.

The plight and potential recovery of the spring chinook salmon of the Pacific Northwest.

Former CIA operations officer Sean M. Wiswesser.

Margaret Hoover leads interviews and debates.

Wisdom and wit from leaders; host Llewellyn King.

A panel of journalists provides reporting and analysis of the major stories emanating from the United States capital.

All-female news analysis of issues and policy affecting the U.S.

Politicians from different parties collaborate on climate and energy challenges; with Kay Bailey Hutchison and Joe Manchin.

Unraveling the mysterious life of George Masa, a Japanese immigrant whose photographs helped define the identity of the Great Smoky Mountains.

Dr. Tammara Soma travels across Alberta and British Columbia, Canada, in a quest to learn how food is healing within different communities.

Rebecca Hall and Lee Daniels research their family histories.

Kevin demos a wall in the primary bedroom; framing an exterior wall to tie old and new spaces together; reviewing shared plumbing for the ADU; burying a new 400-amp service to feed both homes.

Turning a flower vase on the lathe; how to start seeds indoors for spring; breaking down common mortar cracks in fireplace hearths and surrounds; upgrading a garage door opener by adding a Wi-Fi hub.

The story of Perpetua, a young Christian martyr; places where Christians faced violence because of their beliefs.

Cassandra Austen arrives in Kintbury in 1830 after hearing of her friend Eliza's husband's impending death, but her true motive is to find the letters her sister Jane wrote to Eliza throughout their friendship.

A new cohort of junior doctors join the midwives, including Timothy, who observes the contrast between clinical medicine and compassionate care at Nonnatus House; Violet announces her plan to shadow the midwives.

When sisters Becca and Rosaline receive shocking news about their mother, they fly to the Isle of Man to find out more and are reunited in their sorrow after years of distance.