The very early universe likely underwent a period of enormous expansion called “inflation.” This revolutionary theory stunned cosmology. It solved knotty problems...
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Topic Series
5 videos
1:01:26
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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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Galaxies and clusters of galaxies, untold billions of them, adorn the cosmos. How did such large-scale structure of the universe come about? The universe started as a hot...
8 videos
1:09:38
We know our universe is expanding—this is one of humankind’s seminal discoveries. What caused such colossal expansion? We call it the Big Bang, but what were the...
7 videos
1:13:08
4 videos
24:05
Of what is reality made? What are the most basic building blocks from which the cosmos is constructed? Particles? Mass-Energy? Forces? Fields? A new candidate is...
video
Episode
Episode 06
Season 14
26:46
A group of distinguished physicists and astrophysicists outline the latest discoveries of how our universe began and continues to function, and marvel at how quickly the...
Roundtable
26:09
Everyone knows that the universe is huge, but no one could have imagined how staggeringly immense the universe, or multiple universes, may actually be. It stops your breath.
Episode 02
Season 01
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.
Episode 07
Season 11
Galaxies and clusters of galaxies, untold billions of them, adorn the cosmos. How did such large-scale structure of the universe come about?
Season 06
Why isn’t there nothing at all? Why is it not the case that there is no cosmos, no laws of nature, no consciousness, literally nothing at all? Scientists claim that the...
1:47