However, to work with final conditions that are not imposed by external agents, we need to move into the realm of quantum cosmology, in which the whole universe is treated as a quantum system.

However, to work with final conditions that are not imposed by external agents, we need to move into the realm of quantum cosmology, in which the whole universe is treated as a quantum system. With ...

A trip through time has always sparked curiosity. The idea that you could step into a machine and emerge in the past or ...

After netting the world’s highest-paying science award, preeminent theoretical physicist Gerard ’t Hooft reflects on his ...

At the quantum level, the past and the future are indiscernible. That could have profound effects on the world we can see.

A controversial new theory about how the universe began rejects the widely-held belief that it started with the Big Bang. It ...

Give me a qubit for long enough and a probe in which to measure it, and I shall extract the geometry of our world.” ...

Dark matter remains one of science's greatest mysteries, possibly making up 85% of all matter in the universe. Despite ...