Is it just me, or is "state of matter" less of set of discrete boxes and more of a continuum with several parameters to describe a "state"? This gel, anyway, pretty much seems like a solid with a peculiar set of values for brittleness and flexibility.
seems to be pretty old news from the original link: <a href="http://news.sciencemag.org/physics/2010/12/new-state-matter-seen-clay?rss=1" rel="nofollow">http://news.sciencemag.org/physics/2010/12/new-state-matter-...</a>