NOVA “Beyond the Elements”

Premiering Friday, Sept. 24 at 1:30 p.m.

Just about every solid, liquid, or gas in the world as we know it begins with reactions between individual atoms and molecules. Host David Pogue dives into the transformative world of chemical reactions, from the complex formula that produces cement to the single reaction that’s allowed farmers to feed a global population by the billions—a reaction that when reversed, unleashes high explosives.

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La Frontera with Pati Jinich “Miles from Nowhere”

Savor the sights, sounds and flavors of the U.S.-Mexico border alongside acclaimed James Beard Award-winning chef Pati Jinich.

The Mystery of Chaco Canyon

On mysteries of Chaco Canyon, Explore how the Chacoan people expressed a complex solar and lunar cosmology in their architecture.

A Dream in Doubt

Rana Singh Sodhi holds a portrait of his brother, Balbir, a Sikh American who was murdered in the wake of 9/11

Rana Singh Sodhi found his life forever altered by the 9/11 attacks when his turban and beard became symbols of the terrorists who attacked America.