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Articles on Volcanoes

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The Paraná basin in Brazil provides evidence that one of the world’s largest super-eruptions did not cause a mass extinction. (Shutterstock)

Huge volcanic eruption didn’t cause climate change and mass extinction 140 million years ago

Huge volcanic eruptions were once believed to be the cause of mass extinctions on Earth. However, new research has found that super eruptions did not necessarily result in mass extinctions.
Artist’s rendition of NASA’s 2020 Mars rover collecting rocks with its robotic arm. NASA

Meteorites from Mars contain clues about the red planet’s geology

Martian meteorites allow scientists here on Earth to decode that planet's geology, more than a decade before the first missions are scheduled to bring rocks back home from Mars.
Material from the Earth’s core has been leaking into the mantle through activity that led to volcanic eruptions such as that helped form the Hawaiian islands. EPA/Bruce Omori/Paradise Helicopters

Earth’s core has been leaking for billions of years

New findings suggest the core has been leaking for the past 2.5 billion years, and that could help scientists understand how the core was formed.

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