Algorithms power the modern world, but many people don't understand them. Here's the definition of an algorithm and how they're affecting our world.

What is an algorithm? Algorithms are one of the four cornerstones of Computer Science. An algorithm is a plan, a set of step-by-step instructions to solve a problem.

Melanie Mitchell, Davis professor of complexity at the Santa Fe Institute, offered a simple explanation of a computer algorithm.

What does algorithm driven actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.

What does Shor's algorithm actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.