Picture this: You're sipping on an ice-cold Mountain Dew, enjoying the vibrant citrusy zing, when someone pipes up, "Did you know that stuff has a flame retardant in it?" Cue the double take ...

They also use crampons, ice screws and carabiners. The conditions have to be just right: When it’s too warm, the ice grows soft and can separate from the rock wall; when it’s too cold, the ice becomes ...

A Pacific cold front arrives this evening and will produce heavy mountain snow through Saturday morning. Snow levels will rise to 4,500 feet before dropping to valley floors overnight behind the ...

They include polar, tundra and mountain ... Climate change is affecting cold environments. As global temperatures rise, the world’s ice sheets and glaciers have begun to melt.