Limited Edition 50th Anniversary THIRTEEN Tote by EILEEN FISHER

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Nature

The White Lions

Wednesday, May 22 at 8 p.m.

NOVA

Hunt for the Supertwister

Wednesday, May 22 at 9 p.m.

Secrets of the Dead

Airmen and the Headhunters

Wednesday, May 22 at 10 p.m.

NYC-ARTS

Insightful introductions, on-location features, profiles, news segments and more.

Thursday at 8 p.m. and Sunday at noon

Live from Lincoln Center

Audra McDonald In Concert: Go Back Home

Friday, May 24 at 9 p.m.

Reel 13

Classic, "Hoosiers," followed by indie, "Barney's Version."

Saturday , May 25 at 9 p.m.

THIRTEEN Explore for the iPad

Watch the best of THIRTEEN and PBS directly on your iPad with our free app.

50 Years a Million Thanks

Celebrate 50 years of THIRTEEN by helping us recruit 50,000 new Members to build a lasting legacy of support.