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Big Picture Science Show: "Elements Never Forget" - Life Improvement Radio & LIR After Dark Podcasts
ENCORE It’s elementary, Watson. Things are in flux – from the elements in the air you breathe to party balloons. We investigate the massive, historic loss of nitrogen from the atmosphere and meet the culprits behind a modern-day helium shortage. But it’s not all a disappearing act: be thankful that oxygen showed up in our …