Road conditions were deteriorating Saturday in the central U.S. as a mix of snow, ice and plunging temperatures arrived, with ...

The polar vortex — ultra-cold air spinning like a top — usually stays above the North Pole, but sometimes stretches down to the U.S., Europe or Asia, causing intense doses of cold.

Grand Canyon Railway offers a year-round schedule from the historic depot in Williams, AZ, to the South Rim, plus Polar ...

Also in today's edition: The future of AI; a farmer's fast-unto-death; a new anti-drone unit; and more ...