@Alan. So you mean the theories that people invent are true ? How come ? What guarantees their truthfulness ?
On Sunday, 5 January 2025 at 23:29:51 UTC+2 Alan Grayson wrote: > On Sunday, January 5, 2025 at 2:25:42 PM UTC-7 Cosmin Visan wrote: > > @Alan you wouldn't ask such question if you would understand that energy > doesn't exist. "Energy" is just an idea in consciousness. All these > theories that people create are just random guesses. They work until they > don't. Wondering where the energy goes and so on is pointless, for the > trivial reason that you go beyond what that guess covered and you are back > to square 1 of making another guess. > > > *You're a stupid prick. AG * > > > On Sunday, 5 January 2025 at 23:03:50 UTC+2 Alan Grayson wrote: > > On Sunday, January 5, 2025 at 2:00:46 PM UTC-7 Alan Grayson wrote: > > On Sunday, January 5, 2025 at 1:49:59 PM UTC-7 John Clark wrote: > > On Sun, Jan 5, 2025 at 2:45 PM Alan Grayson <agrays...@gmail.com> wrote: > > *> his answer to energy requirements for these new worlds seems weak, that > energy is somehow globally conserved while the energy in particular > branches can decrease,* > > > *It doesn't matter if Many Worlds is correct or not, we've known for a > century that in an expanding universe, like the one we live in, energy is > NOT conserved at the cosmological scale; photons of light gets stretched to > the red end of the spectrum and red photons have less energy than blue > photons. In fact, unlike classical physics or even special relativity, the > very concept of conservation of energy is not rigorously defined in General > Relativity. GR does have something called the "stress-energy > tensor" that includes contributions from all non-gravitational fields and > matter, but gravity is not included. If you're interested Sean Carroll > goes into much more detail here: * > > *Energy Is Not Conserved* > <https://www.preposterousuniverse.com/blog/2010/02/22/energy-is-not-conserved/> > > * John K Clark See what's on my new list at Extropolis > <https://groups.google.com/g/extropolis>* > > > How could gravity be included as if it's something different from > curvature of spacetime, which is caused by stress-energy tensor? I'm pretty > sure Carroll said energy is conserved in the MWI, making it superior to the > Copenhagan interpretations. AG > > > If photons are losing energy as the universe expands, where does the lost > energy go? AG > > -- You received this message because you are subscribed to the Google Groups "Everything List" group. To unsubscribe from this group and stop receiving emails from it, send an email to everything-list+unsubscr...@googlegroups.com. To view this discussion visit https://groups.google.com/d/msgid/everything-list/e831c345-443b-43a2-a7f8-ea7a8051390an%40googlegroups.com.
