Floating displays you can reach into and manipulate, like the ones Tony Stark uses to design his super suits in the Iron Man movies, are one step closer to reality.
A new device renders 3-D graphics that users can grab, drag and rotate. Such interactive visuals — which can be seen without a VR headset — could help create new hands-on educational tools or museum exhibits. They might also be used to make 3-D artwork or video games.
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