A helicopter crashed in the Hudson River near lower Manhattan on Thursday afternoon, the New York City Police Department said on social media.

Delray Beach's Melissa Pearlman is just 12 days away from the biggest race of her life. In the front of the race, starting ...

This epic outdoor recreation center boasts the largest man-made whitewater river in the world, plus tons of other activities ...

Most rivers need some human help to stay clean and healthy and to flow freely. People have to fish out litter, block sewage, ...

An international team of researchers, including scientists from UNIGE, has discovered that the Arabian Peninsula's desert was ...

U ntil the 1960s, the Aral Sea was one of the largest inland reservoirs of water in the world. Over seven decades, the lake ...

China recently approved the construction of the world's largest hydropower dam, across the Yarlung Tsangpo river in Tibet. When fully up and running, it will be the world's largest power plant—by some ...

The Yarlung Tansgpo / Brahmaputra dam shows we often don’t know how to deal with rivers that cross national borders.

Miscommunication and misunderstood geography are confounding discussions about China’s planned dams on the Yarlung Tsangpo ...

The desert that we see today in Arabia was once a region that repeatedly underwent "green" periods in the past, as a result ...

"These hydrologic oddities illustrate how much we have still to learn about Earth's dynamic surface," researchers said in a ...

The tunnels will be located to the east of Gravesend in Kent, and to the west of East Tilbury in Essex The largest road tunnel ... running underneath the River Thames. National Highways hoped ...