How much do you know about the science that gets us to the highest point on Earth, Mount Everest?
Find out what you know about the science that gets us to the highest point on Earth in this fun quiz!
altitude science
How long does it take to climb Everest?
Many people wonder how long it takes to climb Everest. But this question is not as simple as it sounds. Find out why.
How to survive on Everest
Humans are not meant to survive above 8,000 metres (26,246 feet). Yet people have managed to climb to the highest point on Earth. Melanie explains how it feels to climb Everest and the science behind it.
Namche Bazaar (3440m): How we acclimatise to high altitudes
Climb Update: We are now in Namche Bazaar at 3440m. We arrived yesterday lunchtime, after flying from Kathmandu to Lukla, and have spent a rest day here to aid acclimatisation.