Covering more than 2 million square miles in South America, the world's biggest tropical rainforest hides lots of scary secrets—and some beautiful ones too A look inside the rainforest The Amazon ...

A young humpback whale made an unusual appearance in Australia’s Sydney Harbor, disrupting traffic and delighting onlookers.

Jono Allen tells PEOPLE exclusively about his mesmerizing career as an underwater photographer, and how one ocean dive with whales changes his life forever ...

The locations of humpback whale catches in the early 20th century indicate that most climate models overestimate the historic ...

There's a glimmer of hope in all this. Scientists use cutting-edge satellite technology to reveal dangers whales face on ...

Ancient Indigenous rock art located in the Pilbara has been added to the UNESCO World Heritage List after a renewed push by the federal government.

And so to Alaska, home to the world’s biggest rainforest, mid-summer snow caps and more than 650 glaciers, where every holiday moment is framed in sweeping, chocolate-box mountainscapes. And, ...

Ningaloo Reef, a Unesco-listed treasure, teems with vibrant coral reefs and marine life, from manta rays, to sea turtles and ...

Boaters got the chance to see a “powerful display of strength and energy” during their “spectacular adventure.” ...

An endangered humpback whale was recently spotted showing severe injuries from an apparent collision with a boat near Glacier Bay National Park and Preserve in Alaska.

Boaters got “lucky enough” to spot a plethora of sea creatures off the coast of California, spotting multiple species in one ...

Humpback whales are some of the largest creatures on Earth and live in every one of the planet’s oceans. Their seasonal migrations are among the longest of any mammal, stretching thousands of ...