Now based at the Karolinska Institute in Stockholm, Sweden, Dr Ehrsson told CNN that his study has already caught the eye of virtual reality researchers and video game developers.

CNN: Scientists recreate out-of-body experience

Phobias may represent the biggest market for video-game and virtual-reality therapy, and clinics are popping up worldwide.

ECONOMIST: Monitor

Beaming combines both robotics and virtual reality and tries to improve on flatscreen display-based video conferencing techniques.

BBC: Rats and humans meet via virtual reality and robotics

Early results from trials suggest virtual reality therapy is uniquely suited to a generation raised on video games.

NPR: Virtual Reality Therapy for Combat Stress

Some experts have commented that Angel Ambush was not 'real' augmented reality at all, because the virtual angel was just a layer of video manipulated by a human operator, rather than an independent 3D object.

BBC: Augmented reality goes beyond gimmicks for business

His emerging technology team was also recognized that year with a Sports Emmy for its Virtual Playbook application, an augmented reality which is achieved by integrating EA SPORTS' customized video games into ESPN's studio environment.

ENGADGET: ESPN EVP and CTO Chuck Pagano opens a new facility, sees 4K sports on the horizon

To test whether aging reduces the ability of pedestrians to multitask, Neider and his colleagues created a simulated crosswalk using a self-powered treadmill, video screens depicting a busy street, and special goggles that create the illusion of virtual reality.

CNN: Multitasking and crosswalks a risky mix for elderly