Ancient "supervolcanoes" lurk on Mars

Once-active “supervolcanoes” in northern Mars likely spewed ash and dust thousands of miles away, producing powdery deposits noticed by the NASA’s Curiosity and Opportunity rovers closer to the equator, a new study suggests. » 10/03/13 8:40am 10/03/13 8:40am

Supervolcanoes can erupt with pretty much zero warning

A single volcanic eruption wiping out life on entire continents isn't exactly a cheery thought, but at least we had the mild comfort that it would take as much as 200,000 years for one to erupt. Yeah, about that... » 6/03/12 3:00pm 6/03/12 3:00pm

An Early Warning System to Predict the Next Supervolcano Eruption

We can't predict a volcanic eruption more than a few days or months in advance. But one of the most devastating eruptions in human history could give us a huge boost in predicting the next massive volcano. » 2/02/12 11:17am 2/02/12 11:17am

What causes supervolcanoes to erupt?

Supervolcano eruptions are the most devastating natural disasters on the planet, unleashing destruction that can level entire continents and kick off new ice ages. We've long struggled to understand what causes these unimaginable eruptions... but now, there might be an answer. » 10/12/11 4:00pm 10/12/11 4:00pm

Today's moment of pure explosive awesomeness

What I like about this montage of clips from Supervolcano - a BBC show about the Yellowstone megavolcano exploding - is that there is no messing around. We get all the crucial pillars of fire and no distracting plot. » 7/05/10 8:00am 7/05/10 8:00am

Extinction Events That Almost Wiped Out Humans

It turns out humanity has been almost wiped out a few times in our distant past. How did it happen, and what does it mean for the future of human evolution? » 3/25/10 5:30pm 3/25/10 5:30pm