Show someone a zoomed in picture that just presents the rounded, square icon printed in its center, and it’s immediately identifiable as an iPhone, even without any other distinguishing information.

Square is launching a new point-of-sale hardware device called Terminal, which can accept credit card and mobile payments through Apple Pay, Google Pay, Samsung Pay, and NFC.

When logging in to your Windows 10 device, you might have noticed a square icon in the on-screen keypad or keyboard. What does it do and what is it for? The answer might surprise you.