Billi Bierling

Billi Bierling is a mountaineering journalist. She lives in Nepal

What’s wrong with using Xenon to climb Everest?

Reaching the top of the world and returning to London within a week without so much as stopping for a coffee in Kathmandu sounds like the stuff dreams are made of. But on 21 May 2025, four former members of the British special forces turned this dream into reality when they stood on the summit

The hardest part of climbing Mount Everest isn’t what you think

Everest is, we’re told, ‘the highest garbage dump in the world’. It’s a place, if you believe the reports from this year’s climbing season, that is increasingly crowded. Terrifying video footage released last month showed climbers waiting their turn at the very top of the mountain shortly before two of them fell to their death.