Science columnist Torah Kachur takes a close look at the science being the Mauna Loa eruption.



St. Vincent residents reel from ongoing volcanic eruptions

Residents on the Caribbean island of St. Vincent are reeling from ongoing volcanic eruptions over the weekend, while their families and friends in Canada are trying to help from afar.

Eastern Caribbean on alert due to rare volcanic activity

Volcanoes that have been quiet for decades are rumbling to life in the eastern Caribbean, prompting officials to issue alerts in Martinique and St. Vincent and the Grenadines as scientists rush in to study activity they say hasn't been observed in years.

May 30: Swearing makes pain more tolerable, Mt. St. Helens 40 years later, turning plants into carnivores and COVID reopening speedbumps

The science of why bad words feel so good during painful moments (1:40). 40 years ago Mount St. Helens blew its top, here's how it got green again (10:05). Recycling spare genes was how some plants turned into carnivores (27:48). COVID reopening: hoping it goes right — watching carefully how it might go wrong (35:53).

40 years ago Mount St. Helens blew its top, here's how it got green again

Ecologist Dr. Charlie Crisafulli first arrived at Mount St. Helens just two months after it erupted in 1980. He's spent four decades watching the ecosystem of the mountain and the surrounding area recover from near complete devastation into a vibrant green landscape.

From one rock to another: Corner Brook born volcanologist among new recipients of Order of Canada

Donald Dingwell, a world leader in volcanology and researcher of geosciences, is one of four Newfoundlanders and Labradorians to be appointed to this year's Order of Canada.

Volcano tourism: Bad idea or a worthy risk-taking adventure?

The White Island volcanic eruption that killed at least eight people on Monday is highlighting the risk to visiting one of nature's most fascinating and dangerous natural wonders.



Climate change could wake up Canada's dormant volcanoes

Scientists at Simon Fraser University argue that climate change is destabilizing volcanoes around the world, and they're using a British Columbia mountain range to prove their theory. Not far from Whistler, Mount Meager shows signs of dangerous things to come, which has researchers keeping a very close eye on it.

Kilauea helping scientists better understand volcanoes

Hawaii's Kilauea volcano may be disrupting life in paradise with its bursts of ash and bright-orange lava, but it also has scientists wide-eyed, eager to advance what's known about volcanoes.

Why Guatemala's Volcano of Fire is so much deadlier than Hawaii's Kilauea

Guatemala's Volcano of Fire has killed at least 75 people since it erupted three days ago. The death toll stands in stark contrast to the nearly month-long eruption of the Kilauea volcano in Hawaii, which has also caused massive destruction but has spared human life.

From the Norse sagas to Björk — Hallgrímur Helgason on Iceland's explosion of culture

Eleanor Wachtel talks to the prize-winning painter and novelist about Iceland's transformation from a forgotten nation to a booming cultural hub. Helgason's latest book, Woman at 1,000 Degrees, is an international bestseller.

Understanding the science behind Hawaii's erupting Kilauea volcano

What is a fissure? Why are so many earthquakes occurring? We look at some of the science behind Hawaii's most recent volcanic activity.

Making the most of magma: Edmonton researcher explores restless Chilean volcano

Martyn Unsworth is travelling to Chile to study a restless volcano which appears to be on the verge of eruption.

Chile's Villarrica and other volcanic eruptions

Chile's Villarrica volcano erupted in early March 2015. The eruption of the 2,847-metre-tall volcano prompted authorities to evacuate thousands of people. Villarrica is one of many volcanoes to erupt in recent years.

Bardarbunga volcano: Iceland lowers aviation warning after no ash detected

Iceland cut its ash alert level for aviation to orange from red on Sunday after raising it to the maximum level earlier in the day because of a fresh eruption from a fissure in the Bardarbunga volcano system.

Iceland volcano: Aviation warning level lowered to orange

Iceland has reduced its aviation warning level to orange after concluding that a small eruption in the Bardarbunga volcano system that triggered a hours-long red alert actually posed no threat to aircraft.

Papua New Guinea volcano erupts, forcing evacuations

Several communities were evacuated and some international flights were diverted Friday after a volcanic eruption on Papua New Guinea.

Iceland volcano rocked by new quakes, stirring eruption fears

Earthquakes are rocking Iceland's Bardarbunga volcano, adding to concerns that magma movements may trigger an eruption that could hinder air traffic.

Iceland volcano: Bardarbunga quakes ease, no eruption signs

Seismic activity at Iceland's Bardarbunga volcano eased slightly overnight after a series of large quakes and there were still no signs of an eruption, the country's Met Office says.

Iceland volcano: Bardarbunga remains quiet

Iceland lowered its aviation alert level to orange from red Sunday, saying there was no sign of an imminent eruption at the Bardarbunga volcano.

Iceland volcano: Bardarbunga eruption begins

Iceland's Bardarbunga volcano began erupting Saturday under the ice of Europe's largest glacier, prompting the country to close the airspace over the volcano.
In Depth

Volcanic ash: Hazardous to planes, environment

With another volcano poised to erupt in Iceland, here's a primer on what the impact can be for jets, air travellers, and the environment.
In Depth

The destructive power of volcanoes

Volcanic eruptions in Iceland have wreaked havoc on air travel due to high concentrations of ash in the atmosphere, and throughout human history eruptions have devastated populations unfortunate enough to live near them.

Icelandic eruptions: From Bardarbunga to Eyjafjallajökull

Iceland has issued an evacuation notice near the Bardarbunga volcano, saying it could not rule out an eruption. The move came after authorities on Monday warned airlines, harkening back to the ash clouds from Eyjafjallajokull in 2010 and Grímsvötn in 2011 that shut down much of Europe's airspace.

Indonesia's Mount Sinabung erupts

Hot ash and gravel from a rumbling volcano in western Indonesia have now forced 22,000 people from their homes following a new series of violent eruptions.