K18HD-D

With invasive species reshaping the world's ecosystems, Shane wrestles a python, hunts Hawaiian pigs and gets sucker-punched by a carp as he considers how the human species is able to decide what belongs.

Christiane Amanpour leads discussions about world issues and interviews with global leaders.

The dry, red planet Mars was once a blue water world studded with active volcanoes and may have even had the ingredients to support life.

Jupiter's gravitational force made it a wrecking ball as it barreled through the early solar system, but it also helped shape life on Earth as it brought comets laden with water and possibly the asteroid that put an end to the dinosaurs.

Gentle flexibility and range of motion exercises can improve posture and help reverse the signs of aging, improve organ health and increase energy.

Lyla has to help multiple people but rushes each task, which makes things worse; Lyla must use her left hand after hurting her right wrist.

The Wild Kratts use Aviva's Time Trampoline again, this time to visit the extinct Tasmanian Tiger.

D.W. and Bud take a wilderness adventure; Ladonna is determined to experience all the activities fall has to offer.

The Hunters learn how temperatures can affect outdoor plants and gardens.

Lyla and a new friend build a spaceship; Lyla learns her sisters can predict what the other wants, so she tries to do the same with Luke.

Carl and Nico argue over who gets Arugula as their magician's assistant; Sheldon tries to help Carl become a good listener.

Daniel and Dad help Prince Tuesday at the market; Daniel is excited to plant flowers but is upset when he has to do the weeding.

Phoebe and Jay use Miss Jean's field guide to identify their new butterfly friend; Phoebe gets courage to perform at the talent show.

While Abby and Elmo work together to find a lost Bubble Bug, Grover and Cookie Monster stay behind to take care of the fairy garden's magical beasties.

Mr. E learns a dance for Friendship Day; Super, the Wombats and the Boo Boo Blimp to the rescue when the power goes out for the Friendship Daylight Show.

Duck enjoys "me time" at the beach; the pals like different things at Donkey's sleepover.

It's Recycling Day, so Rosie becomes a recycling kid, but she accidentally recycles Crystal's art project; when Rosie and Javi find a monarch butterfly in the backyard, they try to figure out what it needs so it can flutter again.

While observing butterflies and caterpillars, the kids realize they've never seen a baby butterfly; Elinor, Ari and Olive put on a circus for their friends.

Alma and Rafia try to give away rubber bands; Alma and Rafia think they've invited too many people to Safina's bake sale.

Molly and Trini have trouble checking in the Sassy Ladies of Saskatoon when they arrive at the Trading Post a day early; Molly is determined to save the old clubhouse from sinking completely into the ground.

The kids meet spooky storyteller Mary Shelley who shows Xavier how to tell a story that is both spooky and silly; Harry Houdini teaches Brad how to keep calm when he's scared.

Turquoise serves as the gemstone of choice for jewelers of the Southwest.

California's Mojave Desert is filled with massive blooms of wildflowers in the spring.

The many species of raptors, from giant eagles to miniature falconets, and how they survive bitter winters, learn to hunt and undergo epic migrations.

David Attenborough explains how humans help plants that are facing extinction, from projects in Africa to re-seeding the landscape to rebuilding a Brazilian rainforest tree.

A regular panel of guests from across the political spectrum discuss the biggest international stories of the day.

Live news program produced out of BBC's Washington, D.C. bureau; host Sumi Somaskanda.

Co-anchors Amna Nawaz and Geoff Bennett and correspondents offer in-depth analysis of current events.

Slow-roasted fresh ham; inexpensive stand mixers; St. Louis gooey butter cake bars.

Baking soda bread; sheepdog skills; Marble Arch Caves; a lively music session with Joanie Madden.

Sullivan's dream of leaving Kembleford is ruined when he is arrested for receiving stolen goods.

Father Brown investigates when rivalries escalate to murderous heights at the Kembleston Olimpicks.