Jacques Lucke released the animation nodes showreel 2015 - a great demonstration of what is possible with this powerful Blender addon.
The BlenderDiplom Blog features test, doodles, previews for tutorials and various other things related to Blender.
When looking for references, textures, backgrounds or just inspiration online, image databases are the way to go. But many sites place restrictive licenses on their images. The most liberal and undoubtly best license is CC0 which allows you to do what you want with the images. We compiled a list of great resources for CC0 images.
Review of the book "Learning Blender – A Hands-On Guide to Creating 3D Animated Characters" by Oliver Villar. The book is targeted at beginners, intermediate users who want to learn about character creation and those who want to make the switch to Blender from another package.
The Blender Node Editor offers a variety of functions that are not obvious when you open it for the first time, see this article about where they are and why they can make your life easier.
With the upcoming meshing capabilities the fluid particles in Blender will get a lot more possible use cases. We created a really big fluid particle scene and tested the cubesurfer addon for meshing.