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 ...

Perched on top of Santorini's sheer cliffs is a world-famous tourist industry worth millions. Underneath is the fizzing risk ...

WASHINGTON (CNN)-- In what a U.S. military official calls an "inadvertent encounter," a Chinese submarine hit an underwater sonar array being towed by the destroyer USS John McCain on Thursday.

Once that sound hits an underwater object, it bounces back at the sub and the computers calculate the object's distance from the submarine. This is similar to dolphins and whales when they're ...

Museum experts are exploring how to bring the science dioramas of yore into the 21st century, while ensuring scientific accuracy and acknowledging past ...

(CNN)-- A rapid Pacific submarine ... of the volcano, McGimsey said. Satellites picked up the ash cloud on Friday. The cloud detached from the area above the vent, indicating the underwater ...

An eruption of a submarine volcano called Funka Asane ... In August, another underwater volcano called Fukutoku-Okanoba, located around 130 kilometers south of Funka Asane, erupted, resulting ...

Scientists from the UK’s National Oceanography Centre (NOC) have led an international team on an expedition in and around ...

Royal Navy personnel are helping scientists warn of potentially catastrophic tsunamis by researching huge underwater volcanoes on the edge of Antarctica. Navy icebreaker HMS Protector has used her ...