Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Toby Walters is a financial writer, investor, and lifelong learner. He has a passion for ...

Storing information through magnetic patterns was first demonstrated to record audio. Since then, this concept has been applied for different products like floppy disks, audio/video tapes, hard disks, ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Eric's career includes extensive work in both public and corporate accounting with ...

Thursday marks an important milestone for the shift to new, smarter credit and debit cards designed to better protect against fraud and bring American card users in line with much of the ...

Square first came to fame with a credit card reader you could plug into your iPhone jack. But next year, the company's signature device will be on its way to obsolescence as the U.S transitions to a ...

Banks have been sending millions of Americans credit and debit cards equipped with computer chips to improve the security of in-store purchases. Meanwhile, banks and credit card companies are pushing ...

Square’s popular magnetic stripe card reader plugs into an iPhone headphone jack, giving small business owners who would otherwise go cash only the ability to accept debit and credit cards. But Apple ...

Chip Cards vs. Magnetic Stripes: Is One More Likely to Fall for Scams? Think back to the last time you paid for something at a store. Did you swipe your card, or did you dip it into the terminal? The ...

Figure 5: MRH output voltage for various ζ values. When a nonzero forcing function (such as a step, a ramp, or an impulse) is applied to the system, the location of the roots in the s-plane directly ...