In 2009, when Square unveiled its original credit-card reader, one meaningful fact about it was the connector it used. The tiny white doohickey commandeered a smartphone’s headphone jack as means of ...

Now even hippie market sellers can take plastic. You know your product is successful when somebody starts selling accessories for it. But what about when people start selling accessories for ...

Headline updated to acknowledge that Square is a US-only service for now. Remember the Square card reader and payment service from our first hands-on video in January at Macworld Expo 2010? Square ...

Payments company Square on Monday unveiled a new, slimmer credit card reader designed by a team lead by former Apple engineer and current Square VP of Hardware Jesse Dorogusker. In an in-depth article ...