As above the whole layout has change for me.
Also the .au version now uses "Australian" results by default.
Good God man, has Google heard of a freaking test group? This is getting ridiculous.
"Oh hey look, a new Google Search layout. Oh never mind, it's gone. Oh hey look, it's back again. Oh dang, it's gone. Oh hey look, a new YouTube layout. Oh hey, where did it go? Hey look, a new AdSense layout beta. Oh never mind it's gone."
Is the company run by teenagers now?
I think each country's version of google now defaults to their own version of results, not just us here in Australia
I also noticed a few days ago that if I search for the same key word a few times with other words relating to the Keyword, I still get the old keyword in a complete new search.
*the exceptional businesses of our esteemed moderators