It’s unlike any other place in Hawaii. The Makauwahi Cave Reserve, located on an undeveloped swath of coastline on Kauai’s south shore, is the largest limestone cave in Hawaii. The cave’s ...

The Big Island of Hawaii is home to Kazumura Cave, the longest lava tube in the world.

HONOLULU (HawaiiNewsNow) - The Kaumana Caves in Hilo are set to reopen after a temporary closure due to a partial collapse, the Hawaii County Department of Parks and Recreation said. As of next ...

Hawaiʻi Island is commonly called the Big Island. It’s a land of powerful contrasts: lava-sculpted coastlines, snow-capped ...

How lava caves on Earth helped scientists find one on the Moon A lava tube has been confirmed on the moon for the first time, according to recent research.

The Makauwahi Cave Reserve sinkhole is the largest limestone cave in Hawaii. More than 7,000 years ago, its ceiling collapsed, creating a natural amphitheater.

In a large sinkhole at the edge of Makauwahi Cave on the island of Kauai, a team of archaeologists and volunteers is searching for the remains of Hawaii’s human and environmental history.

Hawaii’s volcanic environments contain a rich array of mysterious microbes, new research this week has found. Scientists say that the islands’ lava caves and other structures created by ...

After a collapse shut down the Kaumana Caves park on Saturday, Hawaii County Parks and Recreation doesn’t yet know if or when the cave will reopen. Parks and Recreation Director Maurice Messina ...

Horrifying cellphone video shows a cliff jumper’s fatal leap off the infamously dangerous Spitting Cave cliffs in Hawaii on Saturday — which left the mortally-wounded daredevil floating in the ...