China claims it has developed two new submarine-detection technologies that could threaten the U.S. Navy’s most advanced ...

What’s on CS111: The final covers programming basics, data structures, algorithms, recursion, and problem-solving, often through multiple-choice and coding questions. How to prepare: Review lectures ...

Dive into The Register's online archive of incisive tech news reporting, features, and analysis dating back to 1998 ...

Two-dimensional (2D) shapes are completely flat. They cannot be picked up. A polygon is a 2D shape with straight sides that meet at vertices. Polygons have names that show the number of sides they ...