Six years ago I published a post about the first Levitating Lamp
and it had great popularity. Later there were several other forms of this phenomenon and now the levitating lamp is in production so you can buy one for yourself:
It's name is CreaLight and you have a choice of colours and models:
Yes, it is true - the lamp shade is floating above the lamp and you can even put a small object above the shade to watch it float together with it! How does this happen? An electromagnetic field allows the shade to hover above the base like a flying saucer. More on the theme here.