Issuers tack it on so that the whole card number will satisfy a specific mathematical test—the Luhn algorithm. Here’s how the algorithm works: Write out all but the last digit of the card number.

A canonical problem in computer science is to find the shortest route to every point in a network. A new approach beats the classic algorithm taught in textbooks.

MLB Power Rankings: Blue Jays soar into No. 1 as the best team in baseball, now they just have to keep it This week we celebrate a remarkable turnaround for the team that was ranked 22nd in the ...

Jul. 26—MITCHELL — Does nuclear power have a future in South Dakota? At least one energy company, a state elected official and a technical college president are interested in finding out. The ...

While sexual racism like this isn’t something that can be stamped out overnight, dating apps have a unique power to help combat it by ensuring their algorithms don’t make the problem worse.

A power utility is reporting suspected pot growers to cops. EFF says that’s illegal. EFF says the "mass surveillance scheme" violates constitutional protections.

The so-called “Hebron Emirate” is not a realistic project — but rather a propaganda tool within a campaign to hinder any progress toward a two-state solution. Netanyahu again succeeds in ...

Some recent Gen Z college grads are struggling to find work amid a hiring slowdown. Those who graduated during the Great Resignation faced a much more favorable job market. Graduation timing could ...

Capricorn, Aries, Cancer, and Libra zodiac signs find their power during the July 10 Full Moon in Capricorn, which helps us to start things off and confidently build.

MUSIC Esperanza Spalding Speaks on Renovating Prismid Sanctuary, the Power of the Number 7, and Valuing Music The Grammy Award-winning Portland artist is fundraising $777,000 at a time.

Now in its sixth month, President Trump's administration has become the antithesis of progress, many LGBTQ Americans say.