Huge wall of fire expands to the north as gas cloud heads towards airport - Fresh lava now covers 3.2 square kilometres of land ...

Some people have reported seeing so-called “ witch’s hair ” drifting in the air. These are fine, sharp, glassy needles that ...

The concept isn’t hypothetical. Tephra layers in Icelandic peat cores show that eruptions soared six-fold between 12,000 and ...

Thousands of years ago, thick glaciers covered southern Chile, pressing down on the land and holding back the volcanoes underneath. The ice acted like a cap, trapping magma below the surface. But over ...