Video Copilot have posted a tutorial on creating a 3d glass effect in After Effects.
Andrew Kramer Keynote Speech
Here is Andrew Kramer's inspiring keynote speech from the 2014 AE World Conference, on how to become a better artist.
3D Hologram with After Effects, Boujou, Mocha and Cinema 4D - Tutorial
Mike Gentilini creates a 3d hologram with After Effects, Boujou, Mocha and Cinema 4D.
Check out Ian Hubert's demoreel. Sci-fi settings done with Blender and After Effects. (Thanks for posting, McFly)