Holographic movies, like the one R2D2 projected of Princess Leia in "Star Wars: A New Hope," have long been the province of science fiction, but for most of us, the extent of our experience with holograms may be the dime-sized stamps on our passports and credit cards. By using 'metasurface' materials that can manipulate light in ways that natural materials cannot, researchers reckon they have finally seen the light at the end of the tunnel for creating true holographic movies.
Holographic movies, like the one R2D2 projected of Princess Leia in "Star Wars: A New Hope," have long been the province of science fiction, but for most of us, the extent of our experience with holograms may be the dime-sized stamps on our passports and credit cards. By using 'metasurface' materials that can manipulate light in ways that natural materials cannot, researchers reckon they have finally seen the light at the end of the tunnel for creating true holographic movies.
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