A single mathematical number determines the shape and size of stalagmites, thus solving a mystery hidden in caves.

Underneath the earth’s belly, a boat ride inside a 30-million-year-old all-water cavern, Penn’s Cave, reveals nature’s most ...

While you might assume the Nullarbor Plain is a vast expanse with not much to see, a recent discovery has stunned scientists.

Studies of insulin, blood sugar and diabetes in other animals such as fish and dogs have already saved millions of lives and could lead to new treatments for type 1 and type 2 diabetes.

A camera left in a grizzly bear den in Yellowstone National Park has captured a stunning decade of wildlife footage.

If you can’t get enough of Florida’s underground world, head to the caves in Withlacoochee State Forest near the Gulf Coast ...

SPRINGFIELD, Mo. (KY3) - Riverbluff Cave is the oldest, fossil cave in all of North America and it’s located in the Ozarks.

While corn fields might be all that comes to mind when picturing Ohio’s geography, there are several beautiful regions of the ...

Climate history recorded in a calcite deposit in a southern Nevada cave indicates that the hot, arid southwestern United ...

India is packed with landscapes made for adventure — roaring rivers, snow-laden mountains, dense forests and turquoise seas.

The oldest known cave painting on Earth is not a charging bison in Europe but a reddish pig on a limestone wall in Indonesia, ...

Across America, a handful of extraordinary national parks give travelers the rare chance to see endangered animals thriving ...