Stardust Origins
We are composed of atoms and molecules, a consensus among scientists that challenges earlier beliefs in a supernatural essence. The heavier elements that make up our bodies originated from nuclear reactions in stars, which ultimately exploded and dispersed their materials throughout the universe. This fascinating journey traces back billions of years, illustrating how each atom in our bodies was once part of a star.In this clip
From this podcast
EconTalk
Alan Lightman on Stardust, Meaning, Religion, and Science
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