New posts in Faq

Is it possible to speak about changes in a physical constant which is not dimensionless?

Given Newton's third law, why are things capable of moving?

What was Albert Einstein's proof for $E=mc^2$?

How does the Higgs Boson gain mass itself?

What is the simplest way to prove the Earth is round?

How does gravity work underground?

Why there's a whirl when you drain the bathtub?

What if the LHC doesn't see SUSY?

Is it possible for information to be transmitted faster than light by using a rigid pole?

Is time travel possible? Is it possible to go back in time?