How to protect your eyes in the mountains
Learn about the benefits of photochromic lenses for mountain expeditions and skiing.
Science & Exploration
What is a total solar eclipse?
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A total solar eclipse is a fascinating and beautiful phenomenon and creates unique conditions for scientific measurement. But what exactly is it?
How to prepare for a sporting challenge
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Performance and functional nutrition specialist Dr. Justin Roberts shares his top tips for preparing for a sporting challenge.
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.
Oxygen Problems on Everest 2018
The 2018 Everest season heard several reports of oxygen problems, with Presenter Ben Fogle being amongst those with issues. Many climbers rely on oxygen for safety. So what was going on?
What does my cocktail have in common with glaciology?
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Whilst on holiday I was served a rather cool cocktail with a giant ice cube plugging a hole between the upper and lower chambers of the glass. What happened?