With a competent guide, active volcano treks are both safe and worth the climb. Here are some of the tallest active volcanoes ...

Join us as we hike one of the most active volcanoes in the world—Mount Etna in Sicily! From lava fields to breathtaking views ...

Explore daily insights on the USA TODAY crossword puzzle by . Uncover expert takes and answers in our crossword blog.

Witness blue flames, lava eruptions and crater lakes from the top of the world’s most active peaks, Travel, Times Now ...

Pillars of hot rock appear to connect continental-size moving blobs at the bottom of Earth's mantle to giant volcanic eruptions at its surface.

Mantle plumes were the implicit link in previous studies relating BLOBS to giant volcanic eruptions. Their shape is a bit ...

Volcanic eruptions at Earth’s surface have significant consequences. Smaller ones can scare tourists on Mount Etna or disrupt air traffic. Giant, large-scale eruptions can have more serious impacts.

Indonesia’s rumbling Mount Lewotobi Laki Laki has erupted twice and sent clouds of searing gas miles into the sky while tons of ash fell on villages and flights were cancelled.

Indonesia’s rumbling Mount Lewotobi Laki Laki erupted Monday, sending a column of volcanic materials as high as 18 kilometers (11 miles) into the sky and depositing ash on villages.

The ash cloud above Mount Lewotobi Laki-laki on Monday was about four times taller than the one produced by an eruption there last month.