A natural wonder in daylight, Mt. Everest can be something of a nightmare at night. Researchers have tried to unravel the ...

Mount Everest, with its grandeur and allure, has not only captivated the imaginations of climbers, but also of scientists and adventurers for generations. Yet, one of its mysteries managed to ...

But for Lee and several other runners, the Everest ultra turned out to be even more challenging than they'd expected. One runner, Tony Briant, wound up spending a night outside with only an ...