MÉRIDA, Venezuela- José Betancourt, 75, climbed to the glacier of Pico Bolívar, Venezuela’s highest peak, 158 times before it ...

The best time to visit Iceland's ice caves is winter, when they are the most stable. From November to March, the temperatures make it safer to explore as the ice doesn't melt or shift unexpectedly.

Glaciers in Canada, the U.S., and the Alps have lost 12% of their volume since 2001, as heatwaves and soot drive melt rates ...