Parallel Worlds: A Journey Through Creation, Hi... -

is a popular science book by theoretical physicist Michio Kaku , first published in 2004. In this work, Kaku explores the revolutionary shift in cosmology, transitioning from the concept of a single universe to a "multiverse" where our universe may be just one bubble among infinitely many others. Key Concepts and Themes

: Kaku details the evolution of string theory into M-theory , which suggests our universe is a singular bubble floating in a vast cosmic sea of infinite bubble universes. Parallel Worlds: A journey through creation, hi...

: Kaku discusses the ultimate fate of our universe. As it grows cold and dark (the Big Freeze ), he speculates that advanced civilizations might use "inter-dimensional lifeboats" to migrate to a younger, warmer universe. is a popular science book by theoretical physicist