After a 17-hour, non-stop run without supplementary oxygen from Base Camp to above the Balcony (8,400m), the U.S. runner has ...

Endurance athlete and elite mountaineer, Tyler Andrews, 35, arrived at the Mount Everest Base Camp months ago with a singular goal – breaking the speed record t ...

Tyler Andrews of the U.S. is well above 8,000m and is approaching the summit ridge of Everest, 15 hours after departing from ...

After abandoning his first speed record attempt on Mount Everest, Tyler Andrews will try again with a second attempt on the ...

Anja Blancha of Germany summited Everest no-O2 today, her 12th 8,000'er without oxygen. She may soon become the third woman ...

In his latest dispatch, our Everest reporter explains the crucial work done by rope-fixing teams. Plus, one climber’s global ...

American ultrarunner Tyler Andrews has set a bold goal for 2025: ascend Mount Everest without the use of supplemental oxygen faster than anyone in history. Andrews, 34, who has set speed records ...

Tyler Andrews, an endurance athlete, runs fast and climbs fast. In a matter of hours, Tyler will take off from Mt. Everest Base Camp and attempt the round-trip speed record to the summit of the ...

Tyler Andrews will attempt a speed record on Mount Everest for the second time. His first summit attempt on the world’s highest mountain, without supplementary oxygen, recently stalled. After ...