No Foam (quantum)
[url=http://www.sciencemag.org/cgi/content/full/311/5761/594a]Science online news
The "Airy ring" around quasar PKS 1413 135 may eliminate one proposed form of quantum gravity.
I will post a more accessible link if I can find one.
Haven't found any other info: for those without Science online access the author's name is Yee Jack Ng