The BBC reports that Stephen Hawking's last paper has been published, in which he tackled the idea of multiverses and asserted that they must follow the same laws of physics as in this universe:
Prof Hawking's multiverse finale
On the surface, it sounds simple enough, though I doubt most people would understand the maths involved.
However... we've seen it suggested before that at least some mathematical constants may actually change over time.
Prof Hawking's multiverse finale
On the surface, it sounds simple enough, though I doubt most people would understand the maths involved.
However... we've seen it suggested before that at least some mathematical constants may actually change over time.