articles Time, space and Quantum Entanglement Entanglement is a correlation between different physical systems that establishes a relationship between their respective properties and is so substantial that it persists even when these systems, separated in space and time, no longer interact.
articles Relativity vs. quantum mechanics in black holes: The boundary between science and science fiction While science fiction have often distorted the properties of black holes, it has just as often managed to capture the intriguing nature of these astrophysical objects