Giant sequoias in the Sierra Nevada range can grow to be 250 feet tall — or more. John Buie/Flickr hide caption

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John Buie/Flickr


How Is A 1,600-Year-Old Tree Weathering California's Drought?

Four years of too little water is killing millions of trees in the Sierra, yet some giant sequoias still thrive. Tree-climbing scientists are exploring sequoias branch by branch to find their secret.

Full Show Audio Pending

A subway ride hammers home the reality that many Muslims face: While they fear being hurt by terrorists and vigilantes, others see them as a threat. Ashley Mackenzie for NPR hide caption

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Ashley Mackenzie for NPR

Muslim 'Twoness': Fearful Of Some, Feared By Others

Audio will be available later today.