PBS

DNA testing companies are trending nationally, with over 30 million Americans hoping to receive clues to family origins and forecasts of their future health -- not knowing the results can be misleading, or not considering that family secrets can tear apart relationships. The biggest risk, however, may be what these companies do with our information once they have it, so this program objectively explores the promise and peril of consumer DNA testing....

Generation 9/11 marks the 20th anniversary of the September 11th attacks by telling the stories of seven young people whose fathers were killed that day. The film explores how a man they never met and an event they didn’t witness have shaped their world view and the world around them. Their experiences reflect those of an entire generation, whose lives so far have been bracketed by crisis.

Sheila Webb expected to find a respectable blind lady waiting for her at 19 Wilbraham Crescent--not the body of a dead man surrounded by clocks. When old Miss Pebmarsh denies sending for her in the first place, or of owning the clocks, it's clear they are going to need a very good detective.

Littlest Pig is ready for an adventure...but his brothers tell him he's too young! The Super Readers jump straight into the story of Tom Thumb, a guy who knows what it feels like to be little...really little! Tom Thumb is about to set off on his own adventure, and lucky for him the Super Readers are there to get him out of a few scrapes! Can tiny Tom Thumb teach Pig a BIG lesson? Educational Objectives: To learn about getting help from a grownup,...

In this episode, Animal Junction is transformed into an "Animal Daycare" thanks to some frisky lynx and bobcat kittens. With the help of Zoboomafoo, the Kratt Brothers develop a playpen for these kittens. Soon however, other baby animals join the kittens in the playpen and begin having fun. Jackie sends a note describing how she helped a baby bird become reunited with its mother. Intrigued by this note, the Kratt brothers search for more examples...

April 9th begins like any normal day à until a fire destroys the teacher's lounge and forces Lakewood Elementary to close. This unexpected event finds the children dealing with a wide range of emotional reactions: Sue Ellen is devastated when her diary is ruined. Binky sees the frightening flames up close but tries to act cool. Mr. Read escapes a school catering job unhurt - but now Arthur is constantly worried about his dad's safety. And Buster...

When Jackie and her friends decide to nurse a baby raccoon, Martin, Chris and Zoboomafo become impromptu pet-sitters and take care of the pets that Jackie and the others have left behind. The Kratt brothers and Zoboomafoo then transform Animal Junction to a play pen for these 19 pets and learn about the differences among cats, dogs, fish and even cows!

One Big DinosaurTiny and Buddy visit a dinosaur family called Argentinosaurus, some of the biggest land creatures ever! The kids find out there are great things about being big, and that it's also great being their own size.Play Date with AnnieBuddy is excited that his friend Annie Tyrannosaurus is coming to the Pteranodon nest to visit and play with them. After Tiny feels left out, Buddy and Annie show her that they can all be friends!

Martin Luther is born into a world dominated by the Catholic Church. For the keenly spiritual Luther, the Church's promise of salvation is irresistible. Caught in a thunderstorm and terrified by the possibility of imminent death, he vows to become a monk. But after entering the monastery, Luther becomes increasingly doubtful that the Church can actually offer him salvation. His views crystallize further when he travels to Rome and finds the capital...

For 45 centuries, the Great Sphinx has cast its enigmatic gaze over Egypt's Giza plateau. The biggest and oldest statue in a land of colossal ancient monuments, its scale is staggering. How was it built, and who or what does it represent? NOVA's expert team of archaeologists carries out experiments that reveal the techniques and incredible labor that was invested in the carving of this gigantic sculpture.