
Dan Levitt: You Are Stardust. Really
Clear+Vivid with Alan Alda
00:00
Introduction
Every particle in our bodies came from the Big Bang 13.8 billion years ago, Dan Levitt says. He's amazed at how we can know such a thing; he also tracks detective stories of people who figured it out. "I discovered that for so many of these discoveries, it was also trials and tribulations," said Levitt.
Transcript
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