Kailynn O’Brien This natural swimming hole is the kind of place that makes you understand why people become obsessed with ...

A Tyrannosaurus rex skeleton from South Dakota has become the world’s most expensive fossil sold at auction, after fetching a ...

Among the many dramatic peaks of the West, few mountains stand out like Mount Shasta in the northernmost reaches of California. Shasta erupts from the landscape, a solo peak with no other mountains ...

Nearly 50 people joined the first Floating Classroom of the 2026 season aboard the Hiawatha Paddleboat near Williamsport. The ...

In celebration of National Rock Day, learn how several rock specimens in the new exhibition “From These Lands” shed light on ...

If someone told you one of America’s most spectacular caves was in Ohio, you’d probably assume they were confused about ...

Visit one of America’s most surprising caves in Tennessee, where incredible underground landscapes create a truly ...

A magnitude 4.2 earthquake rattled residents across Southern California early Sunday morning, with hundreds feeling tremors.

Beat the July heat with this Ohio cave tour, where cool air, underground passages, and natural wonder make the trip worth it.

Thirty million years separate the freezing of Antarctica from the glaciation of the Arctic, and for decades that gap made ...

I booked a room to take my family to the Grand Coulee Dam, which hosts an annual Festival of America on the Fourth of July.

Cave pearls form inside limestone caves as mineral-rich water coats tiny nuclei over time. Their rarity and slow growth make them valuable clues to cave systems and geological history.