Sorting algorithms are a common exercise for new programmers, and for good reason: they introduce many programming fundamentals at once, including loops and conditionals, arrays and lists, comparisons ...

Thousands of international packages remain stuck in U.S. warehouses following changes to customs requirements on August 29, 2025, which ended the de minimis exemption for shipments under $800.

A gold superconducting quantum computer hangs against a black background. Quantum computers, like the one shown here, could someday allow chemists to solve problems that classical computers can’t.

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