Aaron Zimmer and Elie Feder
Physics to God
Physics to God is a guided journey through modern physics to discover God. We start from the fine tuning of the constants of nature, travel through the multiverse, and ultimately arrive at a compelling idea of God.
Author
Aaron Zimmer and Elie Feder
Category
Podcast website
Latest episode
Jul 20, 2025
Where to listen?
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Episodes
Does God Exist? 20.07.2025 29:31
Can science convincingly show that God exists? In this episode, we explore one of the most profound questions in human history through the lens of modern physics and philosophy. We lay out a clear case for an intelligent cause behind the universe based on three independent scientific discoveries: The fine-tuning of nature's constants The elegant structure of the physical laws The low-entropy, high...
Is the Multiverse Real? 11.05.2025 49:32
This episode can be seen as a stand-alone summary of our analysis and rejection of the multiverse, or as a review of the main points of this season. It's perfect for anyone interested in understanding why the multiverse fails but doesn't have the stamina to listen to the whole season. You can find a written version of the episode here . We also just released the first episode of the complete Seaso...
Penrose's Conformal Cyclic Cosmology (CCC) - S2:E16 09.03.2025 28:55
This episode examines physicist Roger Penrose's extremely wild and imaginative theory for explaining the ridiculously improbable order of the Big Bang without invoking an intelligent cause. Penrose describes the tremendous problem of explaining the unlikely Big Bang as follows: In order to produce a universe resembling the one in which we live, the Creator would have to aim for an absurdly tiny vo...
Cyclic Universes and Bouncing Cosmology - S2:E15 02.03.2025 25:00
Our universe's initial state was incredibly unlikely, and if it were even slightly different, nothing would exist except for black holes. This episode discusses physicist Paul Steinhardt's theory of Bouncing Cosmology which attempts to explain this unlikely beginning without requiring either an infinite varied multiverse or an intelligent cause. This theory is so wild and imaginative that we reall...
Cosmological Natural Selection - S2:E14 23.02.2025 39:33
Biologist Richard Dawkins, in his book, The Blind Watchmaker, wrote the following: The theory of evolution by cumulative natural selection is the only theory we know of that is, in principle, capable of explaining the existence of organized complexity. Even if the evidence did not favour it, it would still be the best theory available. In this episode, we discuss physicist Lee Smolin's attempt to...
Is Multiverse Science? - S2:E13 16.02.2025 33:20
Multiverse scientists deviate from the longstanding scientific method, grounded in predictions and observations, by positing infinitely many unobservable parallel universes to explain fine tuning. They have subtly switched to a mathematically formulated philosophical theory about an infinite multiverse to explain the fine tuning of our one ordered universe. This episode justifies why the multivers...
Philosophical and Scientific Methods for Multiverse - S2:E12 09.02.2025 30:41
The scientific method has been the key to the great success of science over the past 300 years, and it's incredibly important to distinguish it from the philosophical method. You probably learned about the scientific method in 5th grade, and might be surprised we're doing an episode on it. But times are changing. There's now a serious controversy in the scientific community about whether it's time...
The Mathematical Multiverse and the Meta-Measure Problem - S2:E11 02.02.2025 32:13
If you thought multiverse scientists have difficulty explaining the fine tuning of the constants without God, you won't believe the trouble they have explaining away the designed laws of nature. The mathematical multiverse solution to the design of the laws is so outlandish it makes a standard multiverse look tame by comparison. It's really the ultimate multiverse theory - and it runs directly int...
The Multiverse's Measure Problem - S2:E10 26.01.2025 29:49
In an infinite multiverse, the need to calculate if our universe is typical leads directly to the devastating three-layered measure problem: ad hoc measures are bad ideas to begin with, all intuitive measures don't work, and even if multiverse scientists were to find a contrived measure that did work, it would beg the question of what fine tuned and designed it? While multiverse theory is plagued...
Infinities and Measures - S2:E9 19.01.2025 19:19
In previous episodes, we discussed the multiverse's sole "prediction" that we are typical observers in a typical universe. However, this ignored the major problem that it doesn't seem possible for an infinite varied multiverse to use probabilities to make any prediction whatsoever because there are an infinite number of copies of every possible universe! To get around this problem, multiverse scie...
Boltzmann Brain and Grand Universe Problems - S2:E8 12.01.2025 27:06
The Boltzmann Brain problem – the multiverse's prediction that you are a randomly fluctuated brain with false memories – sounds like a ridiculous problem. In a sense, it is. But it's nevertheless a major challenge for the multiverse which claims we are typical observers. The Grand Universe problem – the sheer splendor and grandeur of our immense universe – likewise presents a significant question...
The Typical Universe Premise - S2:E7 05.01.2025 25:26
This episode discusses something many people fail to mention about the multiverse - that it actually makes a prediction. Well, sort of. You can probably guess that a theory about an infinite number of unobservable parallel universes can't make a conventional prediction in the standard scientific sense. But with this "prediction", you'll see how multiverse scientists can avoid the three problems th...
Naive Multiverse - S2:E6 29.12.2024 20:46
This is probably our favorite episode in the series. It was certainly the most fun to record. Together with the next four episodes, it contains the heart of our argument rejecting the multiverse and marks the conceptual turning point of this entire series. This episode in particular has a strange objective - to thoroughly reject a naive version of multiverse theory that no serious scientist actual...
String Theory Multiverse - S2:E5 22.12.2024 29:50
Multiverse scientists use string theory to support the Varied Multiverse Premise. This episode will evaluate whether or not string theory truly supports the notion that the constants vary between universes. To do so, we'll first need to give a little context on how string theory fits into the picture of modern physics and the pursuit of a final theory of everything (one theory that explains everyt...
Fine-Tuning is Evidence for...Multiverse? - S2:E4 15.12.2024 26:20
Multiverse scientists support the claim that the constants vary by using fine tuning—yes, fine-tuning—the very same evidence we use for the existence of God. While it might sound strange that we come to the opposite conclusion based on the exact same evidence, this episode shows how it's possible. Since multiverse scientists harbor a hidden premise their entire line of reasoning makes sense. But w...
Eternal Inflation Multiverse - S2:E3 08.12.2024 24:26
This episode discusses the Eternal Inflation Multiverse - the strongest support from modern physics for an infinite multiverse. This support comes from the theory of inflation and, in particular, from a model for this theory known as eternal inflation. By the time we're done, you'll have a basic idea of the theory of inflation and its various models, and see to what extent eternal inflation suppor...
The Infinite Multiverse Premise - S2:E2 01.12.2024 37:08
After an introductory discussion about the concept of infinity, this episode considers three lines of evidence that multiverse supporters bring to justify the Infinite Multiverse Premise. Inductive reasoning; Empirical evidence; Many worlds interpretation of quantum mechanics. Besides explaining these attempted supports, we'll point out two problems with each of them. First, we'll show how none...
The Three Premises of Multiverse - S2:E1 24.11.2024 39:21
Season 2: Analyzing & Rejecting Multiverse This season will clarify the three essential elements of multiverse theory, analyze their various scientific supports, and ultimately show why the multiverse fails to be a good explanation for fine tuning, design, and order, even in scientists' own framework. Episode 1: The Three Premises of Multiverse This episode lays out the three premises any multiver...
Three Versions of the Fine Tuning Argument - S1:BONUS 02.07.2024 53:06
Many people are already familiar with various presentations of the fine-tuning argument in discussions about the existence of God. Standard forms of the argument are often lacking and leave much room for skepticism and debate. Critics often point to the limitations of existing forms, such as when fine-tuning is presented as an "argument from elimination" that fails to demonstrate that the list of...
Summary and FAQ - S1:E10 03.09.2023 47:56
In this series, we've presented three arguments for an intelligent cause: the first from the fine tuning of the constants, the second from the design of the laws, and the third from the initial conditions at the big bang. In this episode, the final one in this series, we'll summarize the prior episodes so that you can clearly see the logical line of reasoning that flows through all three arguments...
Intelligent Orderer - S1:E9 20.08.2023 24:14
In this episode, we complete our final argument and convincingly show that the low entropy initial conditions at the big bang point directly to an intelligent cause for the order in our universe - what we'll call an intelligent orderer. In doing so, we'll encounter an amazing, mind-bogglingly gargantuan number. Once we explain how massive this number actually is, you'll see how massively unlikely...
The Initial Conditions - S1:E8 06.08.2023 25:13
Even with the right laws and constants, it is still very unlikely that chance alone could be responsible for our complex universe. In order to get a universe like our own, the spacetime and matter that comprise it must be arranged in a very improbable state. We discuss entropy and the second law of thermodynamics, and illustrate how they shed light on the ordered initial conditions of our universe...
Intelligent Designer - S1:E7 23.07.2023 21:37
In this episode, we move on from the fine tuning argument which focused on the quantities in the laws of nature (such as how big an electron is) and turn to the design of the qualitative laws of nature themselves (like the law of gravity that all masses attract). We present a design argument from physics and argue that the qualitative laws of physics, quantum mechanics and general relativity, exhi...
Physics vs. Biology - S1:E6 09.07.2023 26:12
This episode discusses the differences between the design argument in biology and the fine tuning argument in physics. First, we present the design argument in biology. Then, we discuss how the theory of evolution explains the apparent design of life without an intelligent cause. We explain why that solution doesn't work in physics, and show how, even in the framework of biology, it merely pushes...
Intelligent Fine Tuner - S1:E5 25.06.2023 23:13
This episode presents the climax of the fine tuning argument. Through simple analogies, it explains the definition of efficient and teleological causes , and why they are so vital for interpreting fine tuning and completing the journey from physics to God. It demonstrates how fine tuning indicates that the values of the constants were chosen by an intelligent cause, God, for the purpose of bringin...
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