Highlights in this issue include a conversation with DroneUps' CTO John Vernona and UpVision in operation. Dossiers on the XOcean XO-450 and the BMPower fuel cell system, as well as an insight into space systems. We look at The Small Robot Company and the Prismatic HALE UAV. A show report from InterDrone 2018 as well as focus articles covering radar systems and navigation systems.