A toothpick floating in mid-air without any support – this may sound like it involves hidden threads, magnets or other sleight-of-hand tricks from magicians. But the trick used by Daniele Foresti, a ...

Using sound to levitate something when there are other objects in the way has been shown for the first time by UCL researchers and could lead to advances in the manufacturing and entertainment sectors ...

Ultrasonic sound waves have been used to levitate objects in crowded rooms to make hologram-like displays. Such acoustic levitation was previously only practical in empty spaces, but a new algorithm ...