German product designers Ingo Heyn and Sven Wuttig have won the BraunPrize with a concept for an ultrasonic washing machine. Clothes are cleaned at low temperatures by microwaves passing through the ...
This article contains affiliate links. We may earn a small commission on items purchased through this article, but that does not affect our editorial judgement. A tiny but powerful USB-powered washer ...
That 1970s retrofuturistic model known as the Ultrasonic Bath (but was more lovingly referred to as the "human washing machine") was a huge hit when it was showcased at the Expo by Sanyo – but it's ...