Year: 2025
Type: article
Abstract: This relativistic, time-travel spacetime is everywhere metrically flat, excepting a conical singularity. Observers following timelike geodesics can eventually encounter their past selves, aging in the opposite time sense. The spacetime is not time orientable.
Source: American Journal of Physics
DOI: 10.1119/5.0224022
Author: John D. Norton
Institution: University of Pittsburgh
Language: English
Subfield: Astronomy and Astrophysics
Field: Physics and Astronomy
Domain: Physical Sciences
Open Access status: green
OpenAlex ID: W4407760646