Could the laws of physics suddenly change, and in the process, destroy the universe? Vacuum decay is just one of many ways that the universe might end—and it happens at the speed of light.
Click above to listen to part 2 of End of Eternity featuring Katie Mack, Assistant professor of physics at North Carolina State University, and the author of “The End of Everything, Astrophysically Speaking.”
End of Eternity:
Part 1: Anders Sandberg / End of Humanity
Part 2: Katie Mack / End of the Universe
Part 3: Brian Greene / End of Time







