What is a USB 'header' (and how is it different from a port)?

With the prevalence of USB devices, it might be easy to mix up USB headers and ports, but there is a key difference between ...
BGR

What Does 'USB' Actually Mean? Here's What It Stands For

Chances are high that most of us deal with USB cables at least once a day. Whether that's because you're plugging in your phone to charge, or connecting a device to your PC, USBs are a common part of ...

Here's what every different USB port type actually means

C, and USB Type-B ports are used in all sorts of devices nowadays, but they're not all made the same, and some are becoming ...
Network World

Microsoft confirms USB bug that drains batteries

An unfixed bug in the USB (Universal Serial Bus) driver of Windows XP Service Pack 2 operating system causes a notebook’s battery to drain faster than usual when there is a device connected to its USB ...