K2

Forget Mt. Everest — it's not even close to the most difficult mountains to climb, according to mountaineers

Tech Insider
mount everest
Hundreds of people stand atop Mt. Everest each year. But far fewer summit the Seven Second Summits, the second-highest peaks on each continent that push climbers to their limits.

Daniel Prudek/Business Insider

2 women chasing a climbing record across 14 mountains both died in avalanches on their last peak

Tech Insider
Mount Shishapangma
Mount Shishapangma in southern Tibet, China.

Photographer: Reinhard Goldmann 50829 Cologne, Germany

World-class ships and new supersonic jets mark the quiet rise of a new defense industry powerhouse in Asia

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South Korea K-2 tanks
South Korean K2 tanks during the live-fire drill in Gyeonggi-do on February 11, 2015.

Chung Sung-Jun/Getty Images

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