Village authorities insisted on handling the khipus without gloves to feel the fibre differences. (Credit: William Hyland) Two vibrant bundles of string, over 10,000 feet high in the Peruvian Andes, ...

Scientists seeking the secrets of the universe would like to make a model that shows how all of nature’s forces and particles fit together. It would be nice to do it with Legos. But perhaps a better ...

In the summer of 1968, while a visitor in CERN's theory division, Gabriele Veneziano wrote a paper titled “Construction of a crossing-symmetric, Regge behaved amplitude for linearly-rising ...