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

It also means that it's time to share our favourite test tracks of the year in this rather special edition of our 'Now ...

'Tis the season for holiday parties and festivities, but a lost iPhone can quickly spoil the joyous cheer and vibe fast. Whether misplaced or stolen, modern iPhones have powerful features to help.

You know when your phone is somewhere in the house, but you don't know where? That's where “Find my phone” capability comes in handy. Just ask a nearby family member or friend to use the feature built ...

Why are we asking for donations? Why are we asking for donations? This site is free thanks to our community of supporters. Voluntary donations from readers like you keep our news accessible for ...

Editor's Note: A person of interest was taken into custody Tuesday afternoon. Our latest update can be found here. Our original story continues below. A woman is in critical condition after police ...

Loop Capital Markets raised its price target on Nvidia one week after it made history as the first and only company to achieve a $5 trillion market value. Loop Capital Markets, an investment bank, ...

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

It's been over four years since Apple launched its Find My network accessory program, and unlike the AirTag, Find My-compatible devices have been evolving. Chipolo recently came out with a pair of new ...

More people are visiting downtown Chicago exploring restaurants, arts, and cultural events and experiences, according to the Chicago Loop Alliance. New data from the organization show numbers ...

Gen-Zers who recently completed college face the challenge of overcoming their cohort’s vexing workplace reputation as they struggle to land a job. They’re also finding employers generally aren’t ...

One person was shot late Wednesday morning outside a department store in the Loop, officials said. The shooting involved an armored truck parked outside a Saks Off 5th, sources said. Police sources ...