If you wait long enough
everything will be iron anyway, right? So they'll all be the same and it won't matter which is which :)
Scientists in the US have managed to capture the first X-ray image of a single atom, and it only took 12 years of work developing a technique and a super-powered X-ray instrument to do it. Now, after a dozen years of work, the team of scientists from Ohio University, Argonne National Laboratory, the University of Illinois- …