We’ve featured ultrasonic levitation devices before, from bare bones system driven by a NE555 to massive phased arrays.

[Julius Kramer] tried his hand at acoustic levitation, and decided to share his build. The build relies on an astounding number of ultrasonic transducers – 72, in fact. The device operates at 40 ...

Nuclear fusion has the potential to be far more efficient than nuclear fission and crucially safer as well. Scientists ...

Levitation is something ripped straight out of science fiction, however one London-based start up has developed a device ...