Editor’s note: The podcast Chasing Life With Dr. Sanjay Gupta explores the medical science behind some of life’s mysteries big and small. You can listen to episodes here . (CNN) — Some people feel there is a fundamental tension between religion and science, but Dr. Francis Collins , a preeminent scientist, the former director of the National Institutes of Health and an evangelical Christian, is not among them. “The idea that there’s an inherent, irreconcilable conflict between science and faith