College-graduation ceremonies are expressions of joy, but also of relief. As photos are taken, tassels turned, hugs exchanged ...

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

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

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

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

Reaching the top of the world and returning to London within a week without so much as stopping for a coffee in Kathmandu ...

ionize gaseous xenon using a 23-kV trigger pulse output and sustain the ionized xenon gas using a 2.5-kW simmer power supply. The used trigger is also specially designed to conduct high current ...

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