Seasonal changes in the ocean have uncovered more than two dozen Hawaiian petroglyphs that archaeologists believe are at ...

Earth's continents may look fixed on a globe, but they've been drifting, splitting and reforming over billions of years - and they still are. Our new study reveals fresh evidence of rhythmic pulses of ...

Volcanoes are exciting and seeing molten lava is a thrill. To see active volcanoes, head to a U.S. National Park that ...

It's the first time the entire panel of 26 figures has been visible since they were spotted nine years ago. Native Hawaiian ...

You don't have to travel far to see some of the world's most stunning natural wonders. From shimmering turquoise lakes to ...