Recent content by Shobah

The paper you're referencing (which the article was based on) actually contains a great summary of the methods that people have used in the past to weight the Milky Way, which references to relevant sources. You can find the full paper (Kupper+ 15) here: http://arxiv.org/abs/1502.02658 The...

As esuna noted it depends on what you mean by 'really' understanding quantum mechanics. A full treatment would probably require some incursions into quantum field theory, gauge theory, particle physics... as well, for which some understand of Lie algebras is desirable, and all of the things...

There's a few interesting complications too. Your eyes only have 3 color detectors: red, blue and green. Think of an object which emitting pure yellow light, at a wavelength which is in-between green and red. Both the red and green detectors in your eyes will trigger and your brain will think...

Hi everyone, I am new on this forum. I started out reading some of the threads and thought I would register to add to them from time to time. A bit about me: I am an Astrophysics PhD student at the University of Cambridge, UK. I started off studying Maths before switching to Physics then...