Apple announces the next iteration of ARKit at WWDC 2018, featuring closer integration with iOS, session persistence, image detection, and a new AR scene format, Pixar's USDZ. The new USDZ format, a wrapper around Pixar's USD format, generated many predictions, opinions, and responses on Twitter regarding USDZ's place in the ecosystem and on the web.
Safari 12 features the ability to link to USDZ scenes from the web, intenting to Apple's 3D AR viewer. View WWDC's "Integrating Apps and Content with AR Quick Look" video (16:30-20:00) to learn more about the web integration.
Adobe announces their new AR authoring tool for developers and designers, Project Aero, and supporting USDZ throughout the Adobe Creative Cloud.
Torch published a white paper documenting their research in immersive UX prototyping, identifying challenges and the "Wall of Pain".
Leap Motion open sources their schematics for the Project North Star AR headsets. These headsets boast two 1600x1440 displays at 120 FPS with 100 degrees FOV, and under $100 per headset to produce at scale.