New posts in Observers

Physical intuition for why proper time is an invariant quantity

Do echo-locating bats experience Terrell effect?

Does entropy depend on the observer?

Physical meaning of frames in general relativity

How do we know a quantum state isn't just an unknown classical state?

Can someone conceptually explain time dilation?

So Black Holes Actually Merge! In 1/5th of a Second - How?

Can something (again) ever fall through the event horizon?

Double slit experiment with animals as observers

What is the essence of the Unruh-effect?