Regina G. Barber is a co-host of Short Wave, NPR's science podcast. Barber completed her PhD in physics at Washington State University with a focus in astrophysics, studying globular cluster systems.

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The Maha Kumbh Mela, one of the largest spiritual gatherings in the world, is currently being held in Prayagraj. This grand event, observed every 12 years, attracts millions of pilgrims, saints, and ...

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