A new demo from San Jose-based Light Field Lab shows how the company's 'SolidLight' technology could bring imaginary characters to life as holograms. Meet Aether, a floating head. His disembodied face ...

The room is dark. There's a quiet whirr of fans. Nature sounds play from unseen speakers. One wall is decorated with what I assume is artificial greenery. In the center, a head. Blue and purple and ...