On August 31st 2015 Unreal Engine developers brought to the market the release of huge update pack for the software.
This updates include hundreds different features connected to collision, particle system, archi-viz applications and many many other.
Actually they are so many that we decided to give up on this article already at the start – to have a full picture one needs to read 70 pages release notes.
The full roadmap of Unreal Engine development process you can find here