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

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

The use of xenon gas by a group of British mountaineers before they began an expedition to climb the world's highest mountain in less than five days has raised questions about its effectiveness ...

Fries administered the xenon gas about a week and a half before departure. Whether the team’s success is attributable to xenon “is difficult to say,” Fries says.

Xenon gas-fuelled Everest summit sparks debate among mountaineers. On Air; ... and you still need to have camps and gas canisters and oxygen bottles carried for the summit." ...

A group of British men went from London to the summit of Everest and back in less than a week with the help of xenon gas. Mountaineers and the Nepalese government weren’t pleased.

Four ex-military friends are planning to summit Everest without the usual lengthy acclimatization period, relying on inhalations of noble gas xenon to prepare them, despite warnings this method ...

The British climbers, who had inhaled Xenon gas in Germany before embarking on the expedition, climbed the 8,848 metre (29,032 ft) peak in less than five days after departing London, ...

Mount Everest’s Xenon-Gas Controversy Will Last Forever. Story by Alex Hutchinson • 2d. Updated at 2:45 p.m. ET on June 5, 2025. ... The catch: They breathed canisters of pure oxygen, ...

Four ex-military friends are planning to summit Everest without the usual lengthy acclimatization period, relying on inhalations of noble gas xenon to prepare them, despite warnings this method ...

It was a travesty—two travesties, actually, separate but inextricably linked. In May 1953, Edmund Hillary and Tenzing Norgay became the first people to reach the summit of Mount Everest, a ...