Frigid air that normally stays in the Arctic has escaped, plunging deep into the United States for an extended visit that is expected to provoke teeth-chattering but not be record-shattering.

A nasty dose of winter weather has pummeled much of the U.S. from Kansas to the East Coast, leaving many Americans to dig out ...

If you're interested in getting started with some computer-building projects, these Raspberry Pi uses could be just the way ...