The Ceran discs, freshly cut from the old stovetop and awaiting polishing. (Credit: Huygens Optics) Ceran is a name brand for a type of glass ceramic that has a very low coefficient of thermal ...

Researchers have developed a new fabrication process that allows infrared (IR) glass to be combined with another glass and formed into complex miniature shapes. The new technique can be used to create ...

Long before engineers were chasing the promise of digital overlays, Benjamin Franklin was grappling with a problem of human vision. By 1784, having grown tired of fumbling between two pairs of ...