WQLN-DT

Scientists and filmmakers explore the icy waters of Antarctica to observe how killer whales hunt.

New evidence sheds lights on the life and mysterious collapse of Cambodia's ancient jungle city.

Experts combine history, archaeology and forensic investigation into a quest to prove women fought alongside men in Rome's ancient amphitheaters.

The life and career of Holocaust survivor Elie Wiesel, who authored 57 books, taught as a university professor and championed human rights over his decades-long career.

The restored timber frame structure is reassembled on site; a Rumford fireplace is installed; the steel ridge beam is craned in place; selecting a kitchen countertop.

Mapping the roots of actress Lizzy Caplan and comic Hasan Minhaj, moving from shtetls in Eastern Europe to farmlands in northern India.

Binky spends the day with Bitzi Baxter and finds out what it is like being a news reporter; D.W., Bud and Rapty revisit the case of the missing snowball.

Aarti Craft turns all the agents in Chicago into paper dolls except for two, Oxford and Osalind, who avoid her powers and join the Mobile Unit to stop Aarti for good.

While investigating exoskeletons, the hercules beetle accidentally gets enlarged.

After a groundhog predicts more winter weather, Benny is convinced he will have snow on his birthday so he plans a snow-filled birthday party.

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 Sheldon are on a thank you mission; Carl shows his friends the right way to play with pet rocks.

Teddy is nervous for a boat ride on Trolley.

The Fuentes kids make a fort in the living room but disagree about what to put in it; Rosie and Javi build a car for a derby race.

After looking at the moon through Yasmine's telescope, Tamir, Elmo and Zoe pretend to be astronauts traveling to the moon.

The Wombats build a Cause and Effect machine; Super's best friend Chanaa pays a visit.

The pals and Trolley try to keep a snow snurdle from melting; Panda invites his pals to a party on Planet Purple.

Gertie helps Pinkalicious find her inner courage when it comes time to learn a new move in karate class; the school experiments with googly eyes.

Elinor finds what she thinks is a fish in the pond, but she and her friends realize it's a tadpole turning into a frog; Elinor, Ari and Olive make up a dance.

Papi is called to rescue a cow on the loose in the Bronx; Lucas gets upset after Alma, Eddie and Lauren copy his new hairstyle.

The sniper hacks Jane's phone, identifying himself as Daniel; the rifle used in Ben's murder is found; Tom thinks about resigning; Daniel's next message is a warning.

Cecil seeks a way back into Bella's affections; Lucian and Constance confess their feelings; Nish targets Mussolini's fascists.

Aloquia helps businesses manage excess fabric in an attempt to bring down CO2 emissions from the fashion industry; Cummins in Indiana pivots to build hydrolysis equipment that creates hydrogen fuel from renewable sources.

Why invasive plants are disruptive to natural ecosystems, and what can be done to make a difference.

A program that provides free mental health care to 9/11 veterans in need; examining maternal substance abuse alongside a study that is imaging the brains of infants to learn how things like substance abuse exposure influences brain development.

The life of a physician scientist; the influence of zip codes on mental health; a patient's five-year milestone after deep brain stimulation for treatment-resistant depression.

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

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

Presenting a round-up of the most recent news and developments from across the world.

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

Examines the intended versus the current use of many buildings.

State history and events.

Removing and saving the kitchen cabinets for reuse; tackling the chimney teardown; foundation plans.

Upgrading a home to a solar-assisted split heat pump water heater; three common houseplant pests and simple tricks to banish them; installing an attic ladder.

Tony McAleer's personal journey of atonement to Auschwitz-Birkenau and the conditions that led to the rise of fascism in 1930s Europe; how men get into and out of violent extremist groups.

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

Examines the intended versus the current use of many buildings.

State history and events.