Dean Potter and another jumper, Graham Hunt, tried a risky trick and missed, crashing into a wall.
A viral video showing Yellowstone tourists running from bears provides a good lesson on what not to do if you are approached by a bear.
The hottest and driest place in North America is an otherworldly desert off the beaten path.
A school teacher and his friend wind up in the hottest and driest place in North America -- Death Valley. Watch as they explore this Mars-like desert off the beaten path.
Yellowstone's explosive secrets are uncovered after the discovery and imaging of a deep, gigantic reservoir of hot rock.
Since 2009 the wolves have been rapidly declining in numbers, dropping from 24 to just 3 in six years.
The 1964 Wilderness Act, written to protect public lands, makes commercial photos and films illegal without a permit. But in the age of the smartphone, it has not kept up with the times.
The Chilean geyser called El Jefe provides new insight on how these natural wonders work. →
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