Zen, Zune, Zeno. The last one may resemble an MP3 player but isn't one. It does, however, involve another "Z" word: zits. The "Zeno" supposedly zaps acne by stimulating "heat-shock proteins" that in turn cause pimples to self-destruct, according to a description on Coolest-Gadgets. We definitely would have given this a try in our teenage years but, at our advanced age, the idea of using a device designed to burn things off one's face doesn't seem quite worth it for some reason.
Saving your life at speed and in style
Volvo have been responsible for some of the greatest advancements in car safety. We list off the top ways they've kept you safe today, even if you don't drive one.