Quote Originally Posted by gugi View Post
Again?!?! It is very simple: you can detect the gravitational field, but not the electromagnetic.

Once you want to blur it to philosophy the way you are trying everything you know is theoretical, undetectable, and its presence can be inferred.

Toss a coin, what do you infer from the way it falls?

Let me ask you a question:

Have they discovered any evidence of dark matter located somewhere other than near another astronomical object?