The victims, male hikers in their twenties, had been walking near the Piton de la Fournaise volcano, French media reported.
More than 10,000 residents are under evacuation orders as of Tuesday, with mass power blackouts across the island.
The La Soufrière volcano has continued to "erupt explosively" and heavy ash could continue to spread for days, experts said.
The volcano at the Geldingadalir valley has been erupting for almost two weeks.
In the background of the clip, a stream of molten lava can be seen pouring down Mount Etna's eastern flank, while a large plume of smoke hangs in the air.
One piece of litigation described Royal Caribbean's decision to allow visitors to the volcanic island "so reckless that it should not be tolerated in civilized society."
Photos of Hawaii's Kilauea erupting show smoke and ash rising into the sky.
Kīlauea is the youngest and most active volcano on the Island of Hawai'i.
The lake, which appeared after the eruptions in 2018, is expected to reach up to 230 feet in depth.
Volcanologist Colin Wilson says the findings "change the way we think about the massive Yellowstone explosions."
One witness described the event as an "enormous ball of light in the sky," as scientists say remains of the meteorite may have landed north of Innoko River.
Scientists say this is the best-recorded earthquake swarm to hit Yellowstone and the team is now analyzing the data from it.
Russia's Bezymianny volcano has been growing again after collapsing over 60 years ago.
The USGS has released images of the newly-formed lake inside the Halema'uma'u crater.
The footage was part of shark scientist Michael Heithaus' investigation into the connection between sharks and volcanoes.
The island in the Pacific Ocean has been growing since 2013 following an eruption of an underwater volcano.
Latest study supports the idea that the asteroid impact 66 million years ago was the main driver of dinosaur extinction, not intense volcanic activity as some have suggested.
The swarm started on June 19 and so far three of the earthquakes have been above magnitude 5.
The earthquake swarm hit the northeast of the country, while increased activity has been identified at Grímsvötn toward the south.
The Weishan volcano last erupted 50,000 years ago.
The eruption was so big it covered an area the size of New Jersey in volcanic glass.
A Ford Pinto versus the deadliest volcanic explosion in U.S. history makes Richard Lasher's famous photo one of the most fascinating to come from the eruption of Mount St. Helens 20 years ago.
Pūhāhonu appears to have formed from a "solitary wave in the Hawaiian plume," scientists say.
The body of water—which is rusty brown in color due to chemical reactions —measures up to 100 feet deep and has an area of roughly five football fields.
Sakurajima, on Japan's southern island of Kyushu, is one of the country's most active volcanoes.
Scientists say the environmental changes that took place in the end-Triassic extinction event could be similar to what is predicted for the near future.
The bombs were dropped by the U.S. Army in 1935 following an eruption of Mauna Loa.
Wednesday night, ABC will air 'Volcano Live! With Nik Wallenda,' in which the high-wire artist crosses over an active volcano in Nicaragua.
A report from the Kamchatka Volcanic Eruption Response Team said Klyuchevskoy could produce more ash explosions "at any time."
Ice volcanoes are a common sight on the north shore of Lake Superior during the winter months. They require a combination of high surf, cool temperatures and ice.