The Oculus Rift is a virtual reality headset that is going to deeply change the world of gaming, developed by Oculus VR company (which is now owned by Facebook for for around $2 billion), it straps into your head and completely make you live inside the video game.
It has motion sensors so you can look around as if you were inside the world of the game.
The Oculus Rift headset can be pre-ordered today for $350.
This is a real evolution in the world of gaming, maybe it will be used also in other fields. It an amazing device that you should try to understand, here is a video link that explains this headset: Oculus Rift