Wednesday Links

Milky Way with Halley's Comet (NASA)

If you thought Einstein was all settled, there’s still a few wrinkles to work out. For instance, John Farrell is taking a look at the equivalence principle and new attempts to figure out just what’s going on when we say that acceleration and gravity are physically indistinguishable…

…and a scientist who claims to have found a contradiction between relativity and electrodynamics has stirred up some responses

…and, just for fun, if you think that the Galaxy is just good for pretty pictures and intellectual puzzles, you’re clearly not a dung beetle. 

One comment on “Wednesday Links

  1. John Farrell says:

    I did not know about that Nature piece on the scientist from Arizona. Interesting, Michael!