One of the few remaining Marines who fought in the Battle of Iwo Jima during World War II was laid to rest Monday at Fort Logan National Cemetery in Denver.

Witnessing the Historic Flag Raising on Iwo JimaMore for You FBI says it's uncovered largest medical fraud in US history Near-Extinct Mammal Called One of 'Rarest' in the World Caught on Camera in ...

This trip didn’t go as planned. Somewhere deep inside the cave, the pressure got to us - tight spaces, total darkness, and the feeling of no way out. What started as another adventure turned ...

For centuries, humans have lived underground. Today, that ancient practice is under dire threat—even as cave life makes more ...

Deep in the Blue Mountains, archaeologists uncover artefacts that reveal secrets of the nation's Ice Age past.

Inside the Deep Caves Carved by Lava Centuries of eruptions on the Big Island have created hidden networks of passages beneath volcanoes.