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06.27.23
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Do stars and spaces go on forever? Do the numbers of galaxies, and even of universes, have no end? Here’s how infinity enriches appreciation of reality.
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Episode 07
Season 11
26:46
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The cosmos is vast, the largest stuff that exists. Particles are tiny, the smallest stuff that exists. Yet the particles compose the cosmos; there is nothing in the cosmos...
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Topic Series
7 videos
1:07:45
One of artificial intelligence’s legendary pioneers, Marvin Minsky, recently died. With this tribute, we celebrate his penetrating analysis of brains, minds, AI, religion...
Episode 13
Season 16
26:45
Extra dimensions—beyond length, width, height—seem like the stuff of science fiction. What would extra dimensions be like? Is time the fourth dimension? Does string...
9 videos
1:23:20
To most physicists, mindless laws generated the universe. A few believe that a supreme being is the creator. But don’t the discoveries of cosmology eliminate the need for...
Episode 05
Season 18
26:48
Everything in the universe has a beginning, but how can the universe as a whole have a beginning? Does the cosmos come with a start date? Does a universal commencement make...
6 videos
57:17
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The expanding universe is humanity’s monumental discovery. Beginning infinitesimally small, the universe has become majestically large. How could this happen? What...
1:07:48
What to make of an expanding universe? For one thing, roll the ‘movie’ in reverse and we have all the matter concentrated in what seems to be a single point,...
3 videos
30:25
The early universe was a superhot plasma of particles all running seemingly at random as if in a gigantic cauldron. How then the structure we see today with galaxies, stars,...
8 videos
1:08:19