David Sullivan's defibrillator on Mount Everest wound up saving a life, highlighting the importance of CPR training and ...

Katelyn Sims remembers reading books about Mount Everest in the third grade. A couple of weeks ago, she found herself standing on top of it. Sims, 34, summited Mount Everest around 11 a.m. on May 23 ...

Adventure staff writer Julia Clarke reveals what she’s doing to prepare for oxygen deprivation during a Himalayan trek ...

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

Sullivan climbed to one of the villages near Everest Base Camp, at just over 16,500 feet, to install the device for use and ...

British climbers recently reached the top of Mount Everest in record time. They inhaled xenon gas before the trip. But was ...

Chirag Trivedi, International Programs Manager at U.S. Army Combat Capabilities Development Command’s Armaments Center at ...

The four British former special forces soldiers left the United Kingdom on May 16. By 7:10 a.m. on May 21, they were standing ...

Navy veteran Brian O’Malley said there was no shortage of adventures during his two-week journey in April. He has raised ...

The renowned mountain guide who used xenon gas treatment to put clients on top of Mount Everest and return them home within a ...