Yellowstone’s volcanic heart is one of the largest magmatic systems on Earth, yet the park’s steaming vents and geysers are ...

A picture of Midway Geiser in Yellowstone National Park shows streams of red liquid flowing away from its center. The amount of melted rock beneath Yellowstone's supervolcano is far higher than ...

Scientists have found evidence in ancient rocks from southern Greenland that indicates much of the Earth was once entirely molten. Very little is known about what the Earth looked like during the ...

The extra magma doesn’t mean it’s more likely to erupt, scientists say. In fact, the better measurement helps them to understand its future. By Robin George Andrews Magma is the explosive lifeblood of ...

image: Since the 18th century, geologists have struggled to explain how big magma chambers form in the Earth's crust. In particular, it has been difficult to explain where the surrounding rock goes ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Can a volcano rise ...

The moon was once engulfed by a massive magma ocean, analysis of geological samples collected by India's Chandrayaan-3 mission suggests. When you purchase through links on our site, we may earn an ...

Since the 18th century, geologists have struggled to explain how big magma chambers form in the Earth’s crust. In particular, it has been difficult to explain where the surrounding rock goes when the ...