Layering, gummy bears and 5G -- What we've learned in 100 years on Mount Everest

One hundred years ago, a group of British explorers and their porters set out on the first reconnaissance mission to Everest. The world hasn't been the same since.

source https://www.espn.com/espn/story/_/id/31359749/layering-gummy-bears-5g-learned-100-years-mount-everest