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Physicists have discovered a jewel-like geometric object that dramatically simplifies calculations of particle interactions and challenges the notion that space and time are fundamental components of reality.
“The degree of efficiency is mind-boggling,” said Jacob Bourjaily, a theoretical physicist at Harvard University and one of the researchers who developed the new idea. “You can easily do, on paper, computations that were infeasible even with a computer before.”
Beyond making calculations easier or possibly leading the way to quantum gravity, the discovery of the amplituhedron could cause an even more profound shift, Arkani-Hamed said. That is, giving up space and time as fundamental constituents of nature and figuring out how the Big Bang and cosmological evolution of the universe arose out of pure geometry.
That is, giving up space and time as fundamental constituents of nature and figuring out how the Big Bang and cosmological evolution of the universe arose out of pure geometry.
muzzleflash
If you "give up space and time", than you automatically give up "the big bang" because that is a hypothesis about the "Past", which wouldn't exist in the new paradigm where we "give up space and time".
We are only left with "Now" in a "Perpetual Stasis".
muzzleflash
muzzleflash
If you "give up space and time", than you automatically give up "the big bang" because that is a hypothesis about the "Past", which wouldn't exist in the new paradigm where we "give up space and time".
We are only left with "Now" in a "Perpetual Stasis".
Yeah I'm gonna have to argue with this statement.
Wouldn't that mean the 'Big Bang Happens Everywhere Constantly'??
What does this have to do with Atomic Decay? Radiation? Black Holes?
Google "Big Bang Happened Everywhere".
How can you create a universe from nothing? Well if you calculate the total matter of the universe it is positive. If you calculate the total energy of the universe it is negative because of gravity. Gravity has negative energy. When you add the two together what do you get? Zero, so it takes no energy to create a universe. Universes are for free. A universe is a free lunch.
muzzleflash
If you "give up space and time", than you automatically give up "the big bang" because that is a hypothesis about the "Past", which wouldn't exist in the new paradigm where we "give up space and time".
We are only left with "Now" in a "Perpetual Stasis".
Also the issue of "Locality", without "Space" there is no "Locality" other than "Right here".
This would imply that the entire universe is "Always" in "One Spot".
All "Spots" are the "Same Locality".
muzzleflash
That is, giving up space and time as fundamental constituents of nature and figuring out how the Big Bang and cosmological evolution of the universe arose out of pure geometry.
If you "give up space and time", than you automatically give up "the big bang" because that is a hypothesis about the "Past", which wouldn't exist in the new paradigm where we "give up space and time".
We are only left with "Now" in a "Perpetual Stasis".
Also the issue of "Locality", without "Space" there is no "Locality" other than "Right here".
This would imply that the entire universe is "Always" in "One Spot".
All "Spots" are the "Same Locality".
These types of paradoxes can aid us in developing technology like maybe teleportation machines.
micpsi
Superstring dynamics and structure have been shown by theoretical physicist Stephen Phillips to be embodied in the sacred geometries of some of the world's religions, as well as in the five Platonic solids and the Catalan solid called the disdyakis triacontahedron. This has not attracted the attention of physicists or mathematicians (yet) because they are afraid to risk their reputations by taking seriously a major discovery that connects science and religion with the paranormal (remote viewing of subatomic particles).
mbkennel
No that's not how it works. The reasons for having locality and spacetime are experimentally obvious. The theoretical question regarding this formulation is whether they need to be built-in to the theory as axioms from the start or derived in some later computation or approximation.
The point is that if locality and spacetime are emergent then the underlying formulation may aid in linking with general relativity which so far has been exceptionally difficult to reconcile with quantum mechanics at a fundamentally acceptable level.