Cliffhanger is one of a number of rides and other activities on the cruise line’s newest U.S. flagship, MSC World America.

Beneath the surface of the Southern Ocean, vast volumes of cold, dense water plunge off the Antarctic continental shelf, cascading down underwater cliffs to the ocean floor thousands of meters below.

At the end of the lake is a 98.4-feet-high waterfall called Bøsdalafossur running over the edge to the Atlantic Ocean, almost ...

Cliffhanger, the world's first overwater swing at sea aboard MSC World America, is a thrill ride like no other. Here's what ...

For "Earth Day", the National Geographic documentary series "The Secret World of Penguins", produced by Oscar winner James ...

Footage Bertie Gregory filmed for National Geographic's 'Secrets of the Penguins' captures baby penguins making daring leaps ...

Early human communication networks revealed thanks to ancient stone tools and blades located in a South African cave.

Penguins are ubiquitous in zoos, aquariums, and countless films, often appearing familiar and easily understood. Yet, beneath ...

An overlooked Antarctic water system could raise sea levels by more than 2 meters by 2300, computer simulations show.

An alternative to dredging aims to capture moving sand to protect the archipelago from erosion and rising seas.

“The jitters are gone, and we’re ready to go.” Cedar Cliff baseball sophomore Grant Enders echoed the declaration following the Colts’ 8-5 Mid-Penn Commonwealth win over Mechanicsburg Monday.

You saw a show if you were in the area of the Cape Cod Canal on April 15 when around 30 North Atlantic right whales and some ...