On May 12, 2022 astronomers revealed an image of the supermassive black hole at the center of our Milky Way galaxy. Today we tell the story of what made this image possible.

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Just like water changing to ice when it freezes, there were times in the universe's early history when reality changed in almost an instant. Today we dive into these cosmological phase transitions, and speculate about the strange objects these types of instant changes can create.

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When cosmology was still an infant science, a daring physicist wrote a theory of the beginning of time.  We revisit this theory and see what value we can still glean from it today.

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Today we explore different interpretations of quantum mechanics, from Copenhagen to the many-worlds hypothesis, in an attempt to uncover what quantum reality really is. This episode is a rebroadcast of one of our early favorites.

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A whirlwind of questions brings us to an odd conclusion: could reality be an illusion created by a quantum fluctuation of a brain?

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Here on Earth, we are constantly being showered by particles from outer space called cosmic rays. What do we know about where these particles really come from?

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Today we are rebroadcasting an earlier episode all about extra dimensions - How many dimensions of space are there? Could there be extra dimensions that are hidden from view?

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Special guest Dr. Diana Powell gives us the lay down on the field of exoplanet research, and on how these recent discoveries may shed light on the question of extraterrestrial life.

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Today we attempt to break down the basics of quantum field theory - our deepest theory of physics yet.

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Some people like to claim that psychology is just applied biology, which is just applied chemistry, which is just applied physics, and so on. Is there any truth to this? Or is it just our egos getting the better of us?

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