Billions of years from now, the universe as we know it will cease to exist. The good news is, that gives us a lot of time to prepare, and maybe even figure out a way to cheat cosmic death. Here are some possible ways our descendants might survive a cosmological apocalypse.
Robert Frost famously noted that,"Some say the world will end in fire / Some say in ice." Lucky us! We're pretty sure we know the answer: it's ice. But how long do we have until the end of time, and what will it look like? In this week's "Ask a Physicist," we'll find out.