To time how fast a sprinter runs, you just need a stopwatch. To time how fast magma moves, you need to know a little bit ...

Can a shark survive inside one of the most explosive underwater volcanoes on the planet? Learn about these sharks and their unusual habitat.

The seventh episode of the Paradise series provided viewers with a lot of excitement and, above all, answers to nagging ...

Tripadvisor just named Greek beach Elafonissi the best in the world. But earthquakes at nearby Santorini caldera are a cause ...

Geologists said every episode of the current eruption has been confined to Halemaumau crater within Kaluapele, the summit caldera, in Hawai’i Volcanoes National Park.

The Caldera will be a shoe I grab for on those ... designed to keep out debris and be water resistant. In my experience it was not water resistant in any way, but I can say that it’s breathable ...

For beautiful views of the caldera, descend approximately 300 steps ... From there, you can jump in the water for a short swim to the craggy rock of Saint Nicholas, rising out of the sea opposite ...