Astronauts and satellites provide views of the top of the world from low-earth orbit.
The 2007 climate report was wrong about Himalayan glaciers: They will not disappear soon, says a 2014 report. But what do we know that we didn't know then?
The Khumbu Icefall is a chaotic jumble of house-sized ice boulders set with a hair trigger that must be traversed to climb the world's highest mountain.
New research into the height of a very remote Andean plateau reveals just the latest surprise from the Earth's second-greatest mountain belt.
New work shows how the highest mountain range in the world is not so much a tectonic train wreck as a shuffled pile of crumbly crustal dominoes.
The oceans are a lot more uncharted than our maps would have us believe. New satellite technology can help fill in the seafloor gaps.
Climbers on Mount Everest will be forced to bring back 17.6 pounds of garbage.
On the 60th anniversary of the first ascent of Everest, a spectacular new website highlights the mountain's retreating glaciers. Continue reading →
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