We have all thought about it at least once while brushing our teeth. An electric toothbrush would make a perfect vibrator: it is cordless, powerful, and most of all very discreet. There is just one catch, as countless people have painfully discovered. Those stiff,...

The evolution of sex toys has always heavily depended on science. Archeologists recovered paleolithic dildos (“votive items”, sure…) which had been carved in stone before the wheel was invented. Erotic vibrators were among the first applications of steam power and...