The expanding universe is humanity’s monumental discovery. Beginning with something infinitesimally small, the universe has become something majestically large. How...
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Episode 03
Season 04
26:46
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Everything in the universe has a beginning, but how can the universe as a whole have a start date? Does a universal commencement make sense? What would it possibly mean?
Episode 04
Season 01
Is there more than one universe? According to current cosmology, our entire gigantic universe is only one of innumerable universes, each universe like one tiny bubble in a...
Episode 07
Season 05
Perhaps our entire universe is like a gigantic computer game, the creation of super-smart hackers existing somewhere else? Before you smirk and laugh, watch and think!
Episode 10
That the cosmos is a computer sounds like a modern metaphor, a way of explaining how things work. But some make a bolder claim: that the cosmos is in reality a computer, not...
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Topic Series
15 videos
1:42:26
What do scientists mean when they call the laws and regularities of nature “beautiful”? On the largest supra-cosmic scales, and on the smallest sub-atomic scales,...
Season 03
Have we underestimated the risks of global catastrophe and human extinction? There is an odd argument that claims to justify end-of-the-world worries with raw statistics.
Episode 02
Season 16
26:47
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Whether alien intelligences exist has profound implications for religion. We are either alone or not alone in the universe, but no matter the ultimate answer, theists and...
4 videos
38:28
If God is the Creator, did God create the universe out of absolutely nothing? Would this mean that prior to God’s creation there was no matter-energy, no space-time, no...
7 videos
1:03:21
Here’s the claim: cosmic conditions that allow complex structures — galaxies, stars, planets, people — depend on a few “constants of nature” lying within tight...
Season 19
26:48
What mistakes are made in the fine-tuning debate? Whether errors of fact, opinion, logic, or extrapolation, where are the pitfalls in fine-tuning? Is there really...
6 videos
53:46