Avengers: How Endgame exploits time travel and quantum mechanics

Many of the time-travel concepts in Endgame are connected, at least in name, to recent scientific theory, simulation and speculation

Avengers Endgame
While some of the mathematical terminology is clearly there for effect, the plot makes a reasonable effort to adhere to current high level-thinking about time travel – to a point

At the end of Avengers: Infinity War half the people (including heroes and villains) in the universe were gone in the snap of a finger from Thanos (Josh Brolin). So how can Avengers: Endgame (in cinemas from this week) try to bring them back? Well, with that tried and tested movie plot device: time travel. Plus a surprising amount of scientific jargon thrown in, including quantum mechanics, Deutsch propositions, eigenvalues and inverted Möbius strips. But don’t think that everything you hear during the movie was created in the minds of some crazy screenwriter. Many of ...