Sleeping with your head in a bag works. Graham Cooper and Adrian Ballinger, California mountaineers whose acclimatization for Mt. Everest included sleeping at home with their heads in hypoxic tents ...

A group of British climbers have sparked a fierce debate after they reached the summit of Mount Everest in less than a week, crediting xenon gas as their secret weapon to acclimatize much quicker to ...

Climbers are redefining speed in 2025 with record ascents on Everest, Aconcagua, and beyond. See the year’s fastest mountaineering feats so far.

French climber Benjamin Vedrines (left) returns to Hushe village in Pakistan's Gilgit-Baltistan region after he summited K2, the world's second-highest mountain, in ...

British mountain climber Rod Baber reached the summit of Mount Everest early today, local time, where he made the world’s highest land-based cellular phone call and sent a text message. Using a ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Cairn is a stylish survival-climber from the creators of Furi and Haven, in which you must guide ...