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

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 ...

Prime numbers are all the rage these days. I can tell something’s up when random people start asking me about the randomness of primes—without even knowing that I’m a mathematician! In the past couple ...

One of the curious properties of mathematics is its beauty. But exactly what mathematicians mean by beauty is hard to capture. Perhaps the most famous example is Euler’s relation, e iπ + 1 = 0, which ...

Generating a string of random numbers is easy. The hard part is proving that they’re random. As Dilbert creator Scott Adams once pointed out, “that’s the problem with randomness: you can never be sure ...

Don't know if you've heard, but there's a new largest known prime number in town. On 26 December, mathematicians scored a late Christmas present when a computer owned by a 51-year-old engineer in the ...

The AI-generated algorithms are already being used by millions of developers. DeepMind’s run of discoveries in fundamental computer science continues. Last year the company used a version of its ...

In December 2017, rumors that a new Facebook algorithm was restricting the number of friends whose content appears in users' newsfeeds hit the social media network: ?I was wondering why my news feed ...