What If Physics IS NOT Describing Reality?
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Top Comments (10)
Heisenberg also wrote "what we observe is not nature in itself but nature exposed to our method of questioning".
As a programmer, this was the most intuitively understandable episode in 7 years of PBS Spacetime.
This is the kind of physics I understand. It makes sense that physics is a model of our perception of the world, and not the world itself. The map is not the territory.
Can't help but quote Douglas Adams: "There is a theory which states that if ever anyone discovers exactly what the Universe is for and why it is here, it will instantly disappear and be replaced by something even more bizarre and inexplicable. There is another theory which states that this has already happened.”
This is exactly what the philosophy of science is actually very important: those who study epistemology to any degree are already familiar with our limits, yet those only familiar with science perpetually conflate the map for the territory and are surprised when it’s information that constitutes our models for reality — even suggesting the universe is a simulation, because they literally forget we are doing the simulating, and the information is the only thing we CAN understand. Truth is so close to our noses we forget to notice, let alone discuss its nuance.
This is one of the most lucid, lens-expanding descriptions of this that I've ever seen. Thanks for this, Dr. O'Dowd!
Thank you for this! I have been requesting for an information theory based video for years. To me, it feels like this is where the next great leap in physics will come from...
I love PBS Space Time so much - it is one of the few channels that I have to re-watch portions of the video more than once, and watch the whole video a couple times over with some time in between to digest all the information
_"What we model is not the reality but our experience of reality."_ that's very deep!
Alrighty. This one was amazing. They usually are, but this was my favorite of 2022 so far.
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Top Comments (10)
Heisenberg also wrote "what we observe is not nature in itself but nature exposed to our method of questioning".
As a programmer, this was the most intuitively understandable episode in 7 years of PBS Spacetime.
This is the kind of physics I understand. It makes sense that physics is a model of our perception of the world, and not the world itself. The map is not the territory.
Can't help but quote Douglas Adams: "There is a theory which states that if ever anyone discovers exactly what the Universe is for and why it is here, it will instantly disappear and be replaced by something even more bizarre and inexplicable. There is another theory which states that this has already happened.”
This is exactly what the philosophy of science is actually very important: those who study epistemology to any degree are already familiar with our limits, yet those only familiar with science perpetually conflate the map for the territory and are surprised when it’s information that constitutes our models for reality — even suggesting the universe is a simulation, because they literally forget we are doing the simulating, and the information is the only thing we CAN understand. Truth is so close to our noses we forget to notice, let alone discuss its nuance.
This is one of the most lucid, lens-expanding descriptions of this that I've ever seen. Thanks for this, Dr. O'Dowd!
Thank you for this! I have been requesting for an information theory based video for years. To me, it feels like this is where the next great leap in physics will come from...
I love PBS Space Time so much - it is one of the few channels that I have to re-watch portions of the video more than once, and watch the whole video a couple times over with some time in between to digest all the information
_"What we model is not the reality but our experience of reality."_ that's very deep!
Alrighty. This one was amazing. They usually are, but this was my favorite of 2022 so far.