Scientists have just uncovered shocking new evidence that humans are still evolving — and it’s happening in the blood and ...

One key study found that lung cancer incidence decreases as elevation increases. For every 1,000 meters rise in altitude, ...

A British team of veteran ex-special forces soldiers summited Everest on Wednesday, expedition organisers said, in a bid to ...

hile modern aviation technology has made high-altitude flying safer, there are several altitude-related health risks that ...

Rather than taking weeks or months, climbers are trying to summit Everest in just 7 days by inhaling xenon gas. NPR's Ayesha Rascoe speaks to Dr. Peter Hackett, a pioneer in altitude research.