More than half a billion years ago, the Grand Canyon was not the arid landscape we know today but a shallow, tropical sea ...

A treasure trove of exceptionally preserved early animals from more than half a billion years ago has been discovered in the Grand Canyon, one of the natural world’s most iconic sites. The ...

A trove of fossils, including a penis worm with a spiked, invertible throat, suggests this spot may have been a cradle of Cambrian evolution.

A groundbreaking fossil discovery in the Grand Canyon has unveiled exquisitely preserved soft-bodied animals from the ...

Palo Duro Canyon is called the “Grand Canyon of Texas” and offers dramatic red rock scenery without the crowds of Arizona’s ...

A team of hydrologists, botanists and foresters are beginning to examine how the large wildlife will affect the Grand Canyon.

The United States is home to 26 UNESCO World Heritage Sites, as of July 2025. Among these some are national monuments, ...

The National Park Service painted a rosy picture of the Dragon Bravo Fire, but weather forecasts at the Grand Canyon held a ...

Top things to see in this tucked-away destination include Grand Canyon Railway, Bearizona and Route 66 neon. Try these restaurants and hotels, too.

Grand Canyon fire plan shows officials publicly downplayed safety threats as fuel and weather conditions reached the brink of ...