According to theory, it may be possible to create an advanced propulsion system that would harness the available energy from an evaporating black hole, a so-called Schwarzschild Kugelblitz drive. Here's how it would work.
There's an idea that suggests all the universe's electrons are actually one particle forever traveling backwards and forwards in time. It's a simple, elegant idea that solves some of physics's biggest mysteries. There's only one tiny problem. It's complete nonsense.