Then and now: 70 years of Everest

Seventy years ago, New Zealander Edmund Hillary and Nepali Tenzing Norgay Sherpa became the first humans to summit Everest on May 29, 1953.

Study reveals new clues about Mt. Everest's deadliest avalanche

On the afternoon of April 15, 2015, an earthquake rocked the Himalayas, causing widespread death and damage across Nepal, India and Tibet. The magnitude 7.8 quake—the strongest ever recorded in the region—rattled glaciers ...

Earth's atmosphere may be source of some lunar water

Hydrogen and oxygen ions escaping from Earth's upper atmosphere and combining on the moon could be one of the sources of the known lunar water and ice, according to new research by University of Alaska Fairbanks Geophysical ...

Biologist discovers world's highest-elevation mammal

They had climbed for eight hours—Had it really been just eight? Nine, maybe? More?—after the avalanche risk of a snow-packed ravine on the main path had forced them onto a more circuitous, arduous route.

Mount Everest shifted southwest due to Nepal earthquake

The world's tallest peak, Mount Everest, moved three centimetres (1.2 inches) to the southwest because of the Nepal earthquake that devastated the country in April, Chinese state media reported Tuesday.

Kanchha Sherpa: The last of the first on Everest

Nonagenarian Kanchha Sherpa is the last surviving member of the 1953 expedition that saw Edmund Hillary and Tenzing Norgay Sherpa become the first humans to summit the world's highest mountain.

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