Animation Techniques Used in Paragon
Epic Games show how they are implementing character animations into Paragon.
Physics-Based Simulations and Effects in Unreal Engine
Sam Dieter and Tim Hobson deconstruct simple physics-based simulations and effects available in the Learn tab of the Unreal Engine launcher.
Dynamic Lighting Gameplay with UE4 and Enlighten using Blueprints
Geomerics have posted a detailed article on how they used Unreal Engine together with Enlighten.