Back in 2018, researchers from Brigham Young University demonstrated a device called an Optical Trap Display that used lasers to create free-floating holographic images that don’t need a display. That same team is now demonstrating a new technique that allows those holographic images to be animated: goodbye TVs, hello…
Source: Gizmodo – Researchers Create Free-Floating Animated Holograms That Bring Us One Step Closer to Star Trek’s Holodecks