Geologists could be seen collecting data from the eruption, making a helicopter trip to the caldera floor to sample lava for chemical analysis. The eruption continued for several hours into the day.

MOUNT MERAPI, Indonesia — Indonesia’s most volatile volcano erupted Tuesday after scientists warned that pressure building beneath its dome could trigger the most powerful explosion in ...

Add Yahoo as a preferred source to see more of our stories on Google. When you think of the United States, images of sprawling cities and vast landscapes might come to mind, but not the hidden and ...

According to the British Geological Survey, there are around 1,500 active volcanoes on Earth. Perhaps surprisingly, 82 of those volcanoes are located in Europe, which is not necessarily the continent ...