The Axial Seamount is an underwater volcano located around 300 miles off the coast of Oregon in the US. Scientists believe it ...

The ash cloud produced by the eruption of a sub-glacial volcano in Iceland brought chaos to the European air industry between 14 and 21 April. Since then, disruption to flights has continued ...

Charlotte Lytton and Matthew Abbott traveled to Tonga to report this story. All photographs were made in May 2023. Sept. 1 at 6:00 a.m. Warning: This graphic requires ...