Thought experiments can be extremely powerful; after all, pretty much everything that [Einstein] came up with was based on thought experiments. But when a thought experiment turns into a real ...

Physics, especially the part about forces and motion, often feels like a maze of confusing concepts and formulas. If you’ve ever stared at a problem about an object moving or a force acting and ...

It sort of popped into my head when someone I knew said there is no reason to feel happy or sad over anything as it's all just random interactions with particles and waves, and things like that. So I ...