The multiverse hypothesis, while offering potential explanations for fundamental physics parameters, faces criticism due to its lack of falsifiability, a core tenet of scientific methodology.

Pick up any science fiction book from the 1960s, and you’ll find parallel dimensions explained through magic portals or mysterious machines that work “just because.” Today’s readers want stories that ...

Reality is stranger than you think. Seriously. While we go about our daily lives, convinced we understand the basics of ...

(via PBS Space Time) This is a map of the multiverse. Or in physics-ese, it’s the maximally extended Penrose diagram of a Kerr spacetime. And in english: when you solve Einstein’s equations of general ...