The universe as a whole contains all reference objects and processes as internal elements and must therefore admit a purely relational description. Pure Shape Dynamics [...]
Quantum effects of matter are indispensable for revealing the true nature of black holes, such as the time evolution of quantum states during collapse and [...]
We are pleased to announce that Markus Fröb will give an introduction to perturbative quantum gravity and relational observables on the 4th of December as [...]
In Einstein's theory of general relativity, the causal structure of spacetime is itself dynamical. Causality is encoded into the geometry of light cones that bend [...]