평행 우주 Parallel Worlds

His ability to make complex physics accessible is impressive, but I'm curious about what sparked his interest in these speculative ideas and how he chooses which theories to include.

The ideas about multiple realities challenge my understanding of existence, but I wonder how much of this is grounded in current science versus theoretical possibility.

He simplifies complex topics without losing their essence, but I'm curious about how much creative license he takes to keep readers hooked while remaining true to science.