什么是宇宙大撕裂？我们能避免他么？What is the Great Cosmic Rip? Can we avoid him?

想象一下，在未来，宇宙很快就会自我分裂。最终，时空被撕裂，宇宙无法居住。
Imagine a future where the universe, all too soon, tears itself apart. Eventually, space-time is torn asunder, rendering the universe uninhabitable.