In May 1953, Edmund Hillary and Tenzing Norgay became the first people to reach the summit of Mount Everest, a challenge that ...

Yesterday's Everest Day celebrations in Kathmandu marked the official closure of the 2025 season. Here's what this season ...

In May 1953, Edmund Hillary and Tenzing Norgay became the first people to reach the summit of Mount Everest ... isn’t to xenon itself but to the idea of making Everest easier.

Our Everest reporter explains the biggest stories from the 2025 season: fewer fatalities than in 2024, a narrow weather ...

Four British climbers made it from London to the peak in under five days after preparations that included inhaling xenon gas.

A group of British climbers have sparked a fierce debate after they reached the summit of Mount Everest in less than a week, ...

Within five days, they were atop Mount Everest, the 29,000-foot peak where ... a new pre-acclimatization regime involving inhaling xenon gas—once used as an anesthetic but now more commonly ...

Satisfied with their full outer shells, noble gases are typically monatomic, indifferent to their peers. Despite their ...

On May 29, when the country marks the first recognised summit of the mountain in 1953 as Everest Day, Nepal’s prime minister lamented the use of xenon. “Dishonesty even with Mount Everest?” ...