Holograms you can feel

Professor Hiroyuki Shinoda of Tokyo University says: “Up until now, holography has been for the eyes only, and if you’d try to touch it, your hand would go right through. But now we have a technology that also adds the sensation of touch to holograms.”

Why AI is hard

Artificial intelligence was one of the first buzzwords I can remember from the previous century. It promised a future with intelligent computers or devices which could understand you and act autonomously.Up until now we still do not use AI-enabled devices in our daily life. Why is that?