mpi_grav, German 
“Can information travel to the past? Wormholes that function as time machines are a theoretical possibility within the laws of physics”
An article in El País by Ana Alonso-Serrano, researcher at the Humboldt University of Berlin and at the @mpi_grav in Potsdam.
➡️ https://english.elpais.com/science-tech/2024-02-12/can-information-travel-to-the-past.html
