Discover how the Luhn Algorithm verifies credit card accuracy, supports secure transactions, and helps prevent errors in inputting Social Security numbers.

Landlords could no longer rely on rent-pricing software to quietly track each other's moves and push rents higher using confidential data, under a settlement between RealPage Inc. and federal ...

The original version of this story appeared in Quanta Magazine. Imagine a town with two widget merchants. Customers prefer cheaper widgets, so the merchants must compete to set the lowest price.

Whether by design or by quiet submission to a rapidly-evolving digital landscape, the world’s largest social media companies have allowed their platforms to become factories of division, ...

In an era dominated by social media, misinformation has become an all too familiar foe, infiltrating our feeds and sowing seeds of doubt and confusion. With more than half of social media users across ...

What happens when technology takes the wheel in our love lives? From dating apps and AI-powered matchmaking to full-on digital companionship, artificial intelligence is rapidly becoming a third party ...

I noticed that the Graph Algorithms section does not yet include the interactive and educational features that were recently introduced in the Sorting Algorithms page I would like to contribute by ...

You’re at the checkout screen after an online shopping spree, ready to enter your credit card number. You type it in and instantly see a red error message ...

Do you remember the early days of social media? The promise of connection, of democratic empowerment, of barriers crumbling and gates opening? In those heady days, the co-founder of Twitter said that ...

Animals have an incredible way of turning odd spaces into personal lounges, and the results are hilarious. Shoeboxes, plant pots, glassware—nothing is off-limits when a determined creature decides it ...