2016 Isaac Asimov Memorial Debate: Is the Universe a Simulation?

Published 2016-04-08
Watch the 2020 Isaac Asimov Memorial Debate on Alien Life:    • 2020 Isaac Asimov Memorial Debate: Al...  

What may have started as a science fiction speculation—that perhaps the universe as we know it is a computer simulation—has become a serious line of theoretical and experimental investigation among physicists, astrophysicists, and philosophers.

Neil deGrasse Tyson, Frederick P. Rose Director of the Hayden Planetarium, hosts and moderates a panel of experts in a lively discussion about the merits and shortcomings of this provocative and revolutionary idea. The 17th annual Isaac Asimov Memorial Debate took place at The American Museum of Natural History on April 5, 2016.

#IsaacAsimov #debates #simulations #universe

2016 Asimov Panelists:

David Chalmers
Professor of philosophy, New York University

Zohreh Davoudi
Theoretical physicist, Massachusetts Institute of Technology

James Gates 
Theoretical physicist, University of Maryland

Lisa Randall
Theoretical physicist, Harvard University

Max Tegmark 
Cosmologist, Massachusetts Institute of Technology

The late Dr. Isaac Asimov, one of the most prolific and influential authors of our time, was a dear friend and supporter of the American Museum of Natural History.  In his memory, the Hayden Planetarium is honored to host the annual Isaac Asimov Memorial Debate — generously endowed by relatives, friends, and admirers of Isaac Asimov and his work — bringing the finest minds in the world to the Museum each year to debate pressing questions on the frontier of scientific discovery.  Proceeds from ticket sales of the Isaac Asimov Memorial Debates benefit the scientific and educational programs of the Hayden Planetarium.

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All Comments (20)
  • @KilgoreTroutAsf
    Actually, my life would be pretty simple to simulate. I spend most of my time in front of a computer screen.
  • @adamr4503
    It's so nice to see grown adults talking and debating in a mature environment and not talking over each other or yelling to try and make either point.
  • @osborne9255
    Every year I come back and watch this, taking away new thoughts and ideas that keep me utterly occupied, and confused. Brilliant. I hope that this topic can be revisited with light of the AI progress in 2023, as the infinite information section of this video could be explored more with AI and the compilation of its data.
  • @Tyler-bz1xl
    could have used a computer scientist on the panel as well
  • @erika.ohiyesa
    I'm only 2 minutes in, but it strikes me as notable that Neil deGrasse Tyson passes such personal judgement on the topic while introducing it. Gives me all the more reason to consider the possibilities discussed here.
  • What I took from the first lady’s speech about limited computational resources is they lack the tools to answer this question. And they can only begin to answer the question if they make a giant leap and assume the creators of this simulation are limited to finite resources. That’s like saying we have to assume Michelangelo only had black and white paint because we can only look at a limited portion of his masterpiece.
  • Well, there is an argument against the "simulation" conjecture. It's called Occam's Razor which is an important part of science. The idea is that if you are looking for an explanation for something, you should look for the simplest one able to account for all the facts. The reason is that the more unnecessarily complex it gets, the less probable it is the actual explanation. Here's why: Sometimes laws or rules that a universe follows are actually constraints on what can happen. Put in too many (complicate it too much that way) and you can constrain your reality out of existence (your model can't explain your universe). Other times, you might make so many things possible, in trying to be able to explain everything, that the amount of significantly different universes your model allows may be so immensely huge that the probability that it actually corresponds to your universe is infinitely small. Even more, that idea is related to a part of Physics called Thermodynamics, which explains why when you mix, say, water and sugar, the dissolved sugar never on it's own separates from the water again to form solid sugar crystals: A "state" is where each molecule is, how it's oriented, and what it's doing (rotating quickly in this direction, this part vibrating slowly, going quickly towards the right...) When you give the water and sugar the freedom of mixing, it opens up so immensely more actually possible sugar mixed with water states than there are possible sugar separate from water states that there is simply no significant chance that by random motion and change the sugar and water will reach a "being separate" state again. A "too free" model of the Universe will not give you your universe, but rather one of a much larger group. The "simulation" explanation seems to me as one of the latter, because while a simulation (purportedly "our universe") has to be simpler than the actual universe in which it is made, else it would not be computable, here the "actual universe" in this scenario would be a free for all of anything. Furthermore, this idea shouldn't make you lose sleep because even if you were in a simulation, as long as all those to which we relate are in the same and we are all truly sentient (conscious) and mortal, our relationships are real and an abrupt end to the simulation would simply be our turn to die. Additionally, it is questionable we even need to be truly conscious, as Bhuddists see ourselves as machines made of smaller parts, and if the parts are not conscious, there is no reason to think the whole is, so we only experience the illusion of consciousness. And yet they live their lives. As a final measure, you might also want to apply the "proof beyond a reasonable doubt" criterion -emphasis on "reasonable"-. Now, does that simulation idea hit you as reasonable, versus our understanding of a coherent, physical / chemical / biological law-"abiding" universe? Which brings us back to Occam's razor.
  • There are far too many leather jackets and sunglasses on stage for it not to be an attempt to look as matrixy as possible.
  • @eudes9179
    can u imagine creating a simulation and seeing them organize to the point that they have a debate about weather or not u exist... lmao
  • @user-cg3tx8zv1h
    I would have LOVED to witness the identical panel engaging in a debate today, seven years later, considering all the mind-blowing discoveries they were completely unaware of back then...
  • @Derpadeedooda
    I feel like this discussion would have been more complete if they brought in a proficient computer programmer to give their take on it.
  • I think the best example of this concept is plainly but beautifully displayed in the movie “Free Guy” where we created a free thinking AI program that can both observe and exist in the simulation.