The idea of a mirror universe is a common trope in science fiction. A world similar to ours where we might find our evil doppelganger or a version of us who actually asked out our high school crush. But the concept of a mirror universe has been.
According to a new study, an unseen ‘mirror world’ of particles that interacts with the universe solely through gravity might be the key to solving a crucial cosmological issue the Hubble constant problem.
New research suggests an unseen ‘mirror world’ of particles that interacts with our world only via gravity that might be the key to solving a major puzzle in cosmology today – the Hubble constant problem. The Hubble constant is the rate of expansion of.