The best mini PCs pack quite a lot of power into some absolutely tiny cases and can handle everything from simple tasks like web browsing and office work to more demanding ones like video and ...

Ultrasonic levitation — the practice of ... There was some work in adjusting the frequency to the transducer resonance, but that’s not a huge challenge given the right instrumentation.

Launched in 2005 as the first sub-$500 Mac — a key in attracting "switchers" from Windows PCs — the Mac mini (now $799 and up from the Apple Store) was most recently redesigned in late 2018.