A British expedition summited Everest in days while supplementing xenon. Is it the secret ingredient mountaineering has been ...

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 ...

Four climbers went up and down Everest in under a week with the help of xenon gas—a record-breaking ascent that has ignited controversy in the mountaineering world.

The use of xenon gas may help cut the usual trip from weeks to days. But not all members of the climbing community approve of the potentially speedy climb. Updated May 18, 2025.

Renowned Everest guide defends controversial use of xenon gas in record climbs. The use of xenon gas treatment has drawn controversy. Binaj Gurubacharya. Monday 26 May 2025 12:55 BST.

History is repeating itself in the world of controversial sports records.

5 days to climb Everest. Xenon is a colourless and odourless gas found in very small amounts in the Earth's atmosphere and is known to have some anaesthetic properties and medical uses, like ...

Mr. Furtenbach said that beginning in 2026 he planned to offer two-week round-trip excursions to Mount Everest using xenon gas, cutting the typical time needed to scale the mountain by several weeks.

The four British military veterans say they still haven’t processed a speed climb for which they used xenon gas to acclimatize before the climb. Updated May 23, 2025. 6 min. Summary.

KATHMANDU (Reuters) -Four British climbers became the first to scale Mount Everest on Wednesday using Xenon gas, which helped them save several weeks that mountaineers need to get used to high ...

Four British climbers became the first to scale Mount Everest on Wednesday using Xenon gas, which helped them save several weeks that mountaineers need to get used to high altitudes, an official ...