How does a Hologram actually work? | Sci Guide (Ep 3) | Head Squeeze

Martin Archer tells us exactly how a hologram works - there's a lot more to it than you'd actually think. Will there ever be holographic films? Is it the future of 3d?
Sci Guide:
Taking a twist on the latest science and tech news, our experts unravel some bizarre sideways tangents and discuss the latest gadgets like Google Glass, how ears might give us power in the future, and reveal the latest debates on the Big Bang Theory.
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