Dr. Rachael Beaton and I try “Grass Jelly Drink” and talk about one of the major fundamental constants of the universe; the Hubble Constant. She explains what it is and why she and her colleagues are trying to measure it better than it ever has been measured before.
Episode 53: How big? How far? How fast? with Dr. Beaton
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Episode 54: The granite planet with Dr. Economos
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