A river in Australia may have been flowing for 300 to 400 million years, long before dinosaurs existed. How did the ancient Finke River survive dramatic geological changes for so long?

MELBOURNE, Australia – Authorities with megaphones urged residents of more towns in southern Australia to flee Tuesday as swollen rivers carried deadly floodwaters deeper into another state and ...

Massive, underwater rivers have been discovered hidden off Australia's coasts by robotic ocean gliders. These rivers could be critical for moving material from the coasts to the deep ocean, the ...

Droughts, heatwaves, and algal blooms are contributing to low levels of oxygen in some Australian lakes and rivers. Roughly one million dead fish were found in a river in New South Wales last week. To ...

Willie Creek in Western Australia, Australia forms a winding tidal river system through mangrove forests and bright sandbanks ...

Planning a trip to see the wild wonders in Down Under? Australia is home to some of the most dangerous animals in the world, including aggressive bull sharks and snapping "salties" that thrive in the ...

Walking through the Bogandyera Nature Reserve, Luke Pearce, a fisheries manager for the Australian state of New South Wales, gestured down a steep hillside and described the scene three days after a ...