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Blind since birth, Julee-anne Bell wasn't comfortable heading out on her own. And when she learned an echolocation technique that gave her more independence, she discovered that it came with costs.

Airs Tuesday, Aug. 22, 2017 at 8 p.m. on KPBS TV

The river enters Delhi relatively clean but by the time it flows out, it's a "toxic cocktail of sewage, industrial waste and surface runoff," says an environmentalist. Urbanization is partly to blame.

"I wanted to show another side of my passion," says 25-year-old Hailey Niswanger, whose new album PDX Soul is a departure from her previous straight-ahead jazz albums.

Surgery can be emotionally and physically stressful for children. A California anesthesiologist has come up with a way to reduce anxiety that's safer, cheaper and much more entertaining.

Blind since birth, Julee-anne Bell learned to get by better on her own with echolocation, a method explored in this week's Invisibilia. But along the way, she found that independence came with costs.

Airs Tuesday, June 19, 2012 at 8 p.m. & 9 p.m. on KPBS TV

About 40 protesters are making a last ditch effort to save the Ché Café, a progressive music venue that was evicted by UC San Diego administrators last week.

Across the globe, the culinary culture of yogurt is ancient, thriving and incredibly diverse. From camel's milk yogurt to yogurt vodka, fish marinades to baked goods, yogurt is a versatile superstar.

The mystery of a "missing" classic rocker, a record collector who desires just one album, Austrians who bungled their way to celebrity, a fake genre we invented ... the gang's all here.