Hospitals often use code names to alert staff to an emergency. Code blue means a medical emergency. Code red means fire or smoke. Code black typically means there is a bomb threat. Hospitals are the ...

As frigid temperatures are sweeping a large portion of the country, government officials from severely impacted regions are issuing "Code Blue" alerts. Use of them is spreading some confusion, so ...

This month, freezing temperatures descended over New York City for the first time this season. Stores teemed with bundled shoppers buying winter gear. Harsh wind carved beneath bridges. Bats, stunned ...