Royalty-free licenses let you pay once to use copyrighted images and video clips in personal and commercial projects on an ongoing basis without requiring additional payments each time you use that ...

Tessellations aren’t just eye-catching patterns—they can be used to crack complex mathematical problems. By repeatedly reflecting shapes to tile a surface, researchers uncovered a method that links ...

Islamic geometric patterns and architecture represent a profound synthesis of mathematical precision and artistic expression inherent in centuries of cultural heritage. These patterns are not merely ...

Opinion: The double standard on executive power is impossible to ignore Iran's president says answer to attack would be harsh ...

There comes a moment, almost ordinary, when life asks a question it has asked before. It does not shout. It does not warn. It simply repeats itself. Another familiar pain. Another face wearing a ...

Abstract: Preprocessor-based software product lines (SPLs) are used to deal with evolution in space, in which features (so-called configuration options)—annotated in source code with #ifdefs—are ...