In the mid-1800s, the invention of the Braille system radically changed the lives of millions of visually impaired people around the world — but how much do you know about the person who created it?

To guarantee high data security, encryption must be unbreakable while the data remains rapidly and easily readable. A novel ...

A study published in Nano Letters demonstrates the use of quantum dots to create metasurfaces, enabling two objects to exist in the same space. Pohang University of Science and Technology (POSTECH ...

Letters with umlauts (the double dot that appears ... Many English word such as "naïve" also can include the two dots to denote the separate pronunciation of two adjacent vowels, although ...