Valve Index's new VR controllers feel like the future of gaming - CNET
Aperture Hand Lab is a Portal-based tech demo for the Valve Index VR headset | PC Gamer
18 Free Games to Demo Your HTC Vive | 360 Rumors
You can now see Valve's Portal VR demo in full | KitGuru
This Full Video of Valve's 'Aperture Science' VR Demo is Wonderful and Spoilerific | Road to VR
Valve Announces 'The Lab' VR Experiments To Be Shown At GDC
Valve - Source 2 Portal VR demo at GDC
Here's what it's like to play Valve's VR 'Portal' experience
The Lab on Steam
You can now watch a full playthrough of the Portal VR demo – Destructoid
Valve VR Demo Looks Similar to Myst, Only Extremely Detailed | eTeknix
Valve set to demo its own Virtual Reality hardware | Eurogamer.net
Valve Announces New Portal VR Demo 'The Lab' | Valve has announced The Lab, a new Portal VR Demo. Learn more! http://www.ign.com/videos/2016/03/07/valve -announces-new-portal-vr-demo-the-lab-ign-news | By IGN | Facebook
Valve's Index VR headset will officially cost $999, and here's what it's all about - The Verge
Valve's Aperture Lab Index Demo Updated to Support Oculus Touch
30 Minutes Inside Valve's Prototype Virtual Reality Headset: Owlchemy Labs Share Their Steam Dev Days Experience | Road to VR
The Lab on Steam
Valve releases Portal-themed SteamVR Performance Test | Eurogamer.net
Valve launches SteamVR Portal performance test demo | KitGuru
The Lab by Valve - Hidden Valve Demo Rooms - YouTube
Examining The FULL Aperture VR Demo (With Commentary) - ValveTime Spotlight Exclusive - YouTube
Valve Announces New Portal VR Demo 'The Lab' - IGN
The Lab on Steam
Valve releases free Portal-themed tool to test your gaming PC's VR-readiness - Polygon