In just three short months, we’ve already made a few hundred changes to improve your WordPress experience. The biggest thing we’ve been working on is overhauling the media experience from the ground up. We’ve made it all fair game: How you upload photos, arrange galleries, insert images into posts, and more. It’s still rough around the edges and some pieces are missing — which means now is the perfect time to test it out, report issues, and help shape our headline feature. […]
We’re planning a December 5 release for WordPress 3.5. But, we have a special offering for you, today. The newest default theme for WordPress, Twenty Twelve, is now available for download from the WordPress themes directory. It’s a gorgeous and fully responsive theme, and it works with WordPress 3.4.2. Take it for a spin!
WordPress Development Blog – Andrew Nacin, WordPress Lead Developer
There’s loads of great stuff coming in 3.5, I’d recommend following the commits on GitHub to keep up with everything.
You can also see a demo of Twenty Twelve on WordPress.com.