What started as a narrow underground pipe turned into one of the most incredible river caves we’ve ever discovered. In this ...

Take in the sights and sounds from Bill Whitaker's 60 Minutes report on the longest-running cattle drive left in the U.S.

Whitewater rafters portaged a boat for 16 miles beside the Kern River, protesting the removal of water for a hydropower plant ...

For Jack Lachendro, you don’t have to go far from Downtown Pittsburgh to feel like you’re “truly in nature.” In fact, you ...

A geologist's vibrant maps reveal how the Mississippi River has wandered across its valley, making it look like a colorful, ...

Israel launched a series of strikes against Iran, targeting the country’s nuclear program and other military infrastructure. Iran launched its own strikes in retaliation.

A wildfire near Rowena Crest in Oregon’s Columbia River Gorge has closed I-84 between Mosier and The Dalles. An evacuation order is in effect.

Following several days of binging on cocaine and heroin, 23-year-old actor River Phoenix collapsed outside Hollywood's Viper Room nightclub right in front of his brother, sister, and girlfriend on ...

CNN is tracking the LA protests against ICE and the Trump administration and those that have spread across the US this week.

Above the mouth of the Catatumbo River in Venezuela, a near-continuous lightning storm occurs for as many as 260 nights a year. These lightning bolts often flash without accompanying thunder, due to ...

In this brief, we focus on the offline route planning of unmanned aerial vehicle (UAV) for the coverage search mission in a river region. Given the prior likelihood distribution of area importance, ...