A 1970s programmable calculator from Sharp approached the problem with magnetic strips on special cards, and since [Menadue] has one with no cards, he set about making his own. These cards are a ...

The biggest stories of the day delivered to your inbox.

Also, that Nyan is etched into 200 nanometer thick copper foil and is the work of the HomeCMOS team, who is developing a hobbyist-friendly process to make integrated circuits and MEMS devices at home.

Whether it’s a health club membership card, bus pass, grocery store loyalty card ... That may be because Apple’s Wallet app is an iPhone-only app, but it’s handy to be able to make passes on your Mac ...

To the family members of students in the Class of 2024, Congratulations on the upcoming graduation ... feature your student in our issue, please fill out the form linked below. If you would like our ...

Here are a few steps you can take to make sure you use that time wisely: Pick your credit card's due date Some credit card issuers will allow you to select your statement due date, which can be ...

Graduation ceremonies ... If you are a crafty person, you could try making your own greetings cards to save some cash. You could embroider a design onto fabric and attach this to your DIY card, or ...

Welcome to the celebration of your graduation. We can’t wait to celebrate this moment with you ... I encourage you to take charge of your future, find your voice and form your own opinions. Have ...

Check that your information was entered correctly. Transposing numbers is an easy mistake to make. If you’re using a card on file, double-check the card number and CVV security code against the ...

How credit card minimum payments work How your minimum payment is calculated What happens when you only make your credit card's minimum payment What happens if you don't make the minimum payment ...