What if the cataclysmic Tunguska explosion of 1908 was caused, not by a meteor or a comet, but by a microscopic black hole? … Well, like as not, you already know that story — the one told by Bill DeSmedt in his award-winning novel/podcast Singularity. What you may not know, though, is the story behind the story: the science behind Singularity. Surprisingly (or maybe not), you can learn a lot about primordial black holes and the Tunguska Event and black hole radiation and the Big Bang on the ...
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Seminar 18 -- The Vurdalak Conjecture
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The Tunguska Mystery -- it's a wrap!
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Seminar 17 -- What're the Odds of That?!?
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The Tunguska impactor as magnetically-charged primordial black hole -- million-to-one longshot, or ... even money?
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Seminar 16 -- Black Monopoles?!?
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Magnetically-charged black holes as the final missing piece of the Tunguska mystery?
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Seminar 15 -- Hot Enough for You?
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Black holes exploding with the force of a thousand all-out nuclear wars??? Jack’s kidding, right?
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Seminar 14 -- From Russia With Love
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How a Mission to Moscow and a tip from Kip (Thorne, that is) finally turned Stephen Hawking's head around as regards black hole thermodynamics.
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What Stephen Hawking didn't want you to know about black-hole entropy. (With special thanks to Jacob Bekenstein, for sharing his reminiscences.)
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Seminar 12 -- Can't Win, Can't Break Even ...
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Can't Get Out of the Game. Black holes meet the Heat Death of the Universe!
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Seminar 11 -- Where Do Baby Black Holes Come From?
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Not from under a cabbage leaf, that's for sure!
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Seminar 10 -- Before the Beginning
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What does it really take to make a universe, anyway?
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Seminar 09 -- Just Say "No" to Naked Singularities
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Why one Global Causality Violation can ruin your whole day.
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Seminar 08 -- Beyond the Black Horizon
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What’s really inside a black hole? Take the Cook's Tour with Doctor Jack.
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Seminar 07 -- A Black Hole Primer
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A star dies; a black hole is born.
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Seminar 06 -- Jackson and Ryan Bite the Dust
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In which the Jackson-Ryan hypothesis crashes, burns, gets shoveled over with dirt -- all for want of an "exit event."
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Seminar 05 -- Two Good Ol' Boys name of Jackson and Ryan
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The inside story of how the the Jackson-Ryan black-hole collision theory of the Tunguska Event came to be. Special thanks to Albert A. Jackson, IV and Michael P. Ryan, Jr. for sharing their reminiscences of the Vurdalak Conjectures genesis -- in person!
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Seminar 04 -- The Lake Cheko "Crater" -- Hoax or Fraud?
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Swim along with Doctor Jack as he plumbs the murky depths of the latest "solution" to the Tunguska mystery.
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Seminar 03 -- Ockham's Razor vs. the Great Faerie Conspiracy
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A listener's casual remark shunts Doctor Jack onto a major meditation about the meaning of "not multiplying causes beyond necessity." (Want to derail Jack's carefully laid-out curriculum even more? Submit your own question to: doctorjacksoapboxseminars.com.)
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Was it a comet, or a meteorite ... or something else entirely? A hundred years' worth of Tunguska speculation, and Tunguska controversy, at a glance.
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Seminar 01 -- Honey, I Lost the Crater!
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The mystery of the 1908 Tunguska Event -- a hundred years old today, and still no solution in sight?
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