The answer my friend, is blowin' in the wind?

Texas leads in the country in wind energy production, and with this new energy source there are new questions. What will wind farms do to the already fragmented habitat here in Texas, and how will they affect the birds that live and migrate through our state? This week's Texas Parks and Wildlife looks at the Panhandle wind farms and their effects on the threatened lesser prairie chicken...9pm

Calvin Trillin has written countless words for The New Yorker, The Nation, Time and more than two dozen books. His latest project is a book-length collection of things he's written about Texas - a state he somehow seems to understand even better than the locals do. We'll see.
Overheard with Evan Smith...8pm

Where the wild things roam...

Chichagof Island, Southeast Alaska, is Jurassic Park -- in real time. Its dense rainforests hide more grizzlies per square mile than any other place on Earth. Follow veteran tracker Vern Beier, as he meets Chichagof's brown bears on their own turf -- in the deep, dark forests of Bear Island...
and please, don't feed the animals! 7pm

Mark Oliver Everett, better known as E, is the lead singer of U.S. cult band the EELS. What most of his fans don't know is that Mark's father, Hugh Everett III, was one of America's top quantum physicists.In 1957, Hugh Everett came up with a revolutionary theory that predicted the existence of parallel universes. The film follows the wry and charismatic Mark as he travels across America to learn about the father he never knew...as well as a little quantum mechanics...NOVA 8pm

And you thought K2 was hard...

The Globe Trekker crew stays in the states for some local hiking...among the challenges awaiting them include the Grand Tetons in Wyoming, Mount Rainier in Washington and the Sangre de Cristo mountains in Colorado...8pm


His debut at the Metropolitan Opera in 1971, at the ripe old age of 28, was the beginning of 40 years of artistic leadership and amazing performances. Conductor James Levine's life and current work are the subject of a documentary that captures the essence of his unparalleled musicianship and his singular teaching and performance style, while looking back at creative milestones in his career. Included in the film are intimate scenes between the maestro and longtime collaborator Placido Domingo as they rehearse Verdi's Simon Boccanegra; intense rehearsals with the Met Orchestra as they prepare for their first performance of Beethoven's 5th Symphony at Carnegie Hall; and Levine's poignant coaching sessions with aspiring young singers preparing to launch their careers. The film provides a revealing portrait of one of classical music's giants,exploring how Levine transformed the Met's orchestra into one of the great ensembles, elicited legendary performances from leading singers,and nurtured new generations of artists...special American Masters re-broadcast from June 1...7pm

Blistering summer day in Chicago with 27,000 of your closest friends...

or watching on tv in glorious HD and AC (air conditioning dude)...The ultimate Clapton collaboration took place last June at Chicago's Toyota Park. For one day only, Clapton gathered the past, present, and future of guitar music onto one stage for an incredible all-day musical event in front of a crowd of over 27,000. The third Crossroads Guitar Festival was a sold out, 11-hour tour de force featuring performances by Jeff Beck, Robert Cray, Sheryl Crow, Vince Gill, Buddy Guy, B.B. King, Johnny Lang, John Mayer, Steve Winwood, Ron Wood and more; Bill Murray is the host...8pm

Mr. Rogers, then Yo-Yo Ma, then Esparanza..

Bass playing jazz singer Esparanza Spaulding has Mr. Rogers to thank for inspiring her to get into music...after watching Yo-Yo Ma perform on the PBS show when she was five years old, she convinced her mother to enroll her in a community band program in Portland Oregon...after learning multiple instruments and stints with orchestras and street bands, she became the first solo jazz artist to win the Grammy for best new artist. See what all the buzz is about Saturday on Austin City Limits...10pm

Sure, he can play the banjo...but can he juggle?

Way back in the 70's in his stand-up routine, Steve Martin would cap off a night of happy feet and low-key hilarity with that very question...and then proceed to juggle away. But the contradiction of his rather serious stage manner with the clear exuberance for Foggy Mountain Breakdown made him that much funnier...and loveable. 40 years later on Austin City Limits, bluegrass is the order of the night as Martin picks and grins with the Steep Canyon Rangers for new tunes in the old tradition...along with young Texan Sarah Jarosz who rewrites the bluegrass rules with her own original songs and style...7pm

Watch the full episode. See more Austin City Limits.

Happy Anniversary to the Maestro at the Met...

Welcome to June everybody...somebody with better math skills can tell you there are just ??? shopping days until Christmas...in the meantime, to celebrate his 40th anniversary at the Metropolitan Opera, conductor James Levine's life and current work are the subject of a documentary that captures the essence of his unparalleled musicianship and his singular teaching and performance style, while looking back at creative milestones since his Met debut in 1971 at the age of 28. The film provides a revealing portrait of one of classical music's giants,exploring how Levine transformed the Met's orchestra into one of the great ensembles, elicited legendary performances from leading singers,and nurtured new generations of artists...7pm

Then Great Performances provides a performance of an opera with the unlikely name of "Nixon in China"...8pm