Photographer here. The amount of attention this has received has caught me a bit off guard – this is really just a somewhat pretty picture of what is a standard technique in physics by now.

I'm putting together a short post with answers to some of the most commonly asked questions, but in the meantime, check out this great comment by a well-informed Redditor:

https://www.reddit.com/r/interestingasfuck/comments/7x4o27/p...