Io is an incredibly active and extreme place, with glistening lava lakes and volcanic eruptions shooting sulfur and magma to huge heights.

Lavacicles, a common feature, are squeezed out of a lava tube’s roof by gases under high pressure and then cooled mid-drip. The gooey appearance of a rock wall in Manu Nui cave was formed when ...

As more lava welled up it buckled the cooled lava crust on top into pressure ridges ... But there are also three genuine destinations. Flatiron Rock, three miles from the Flatiron Rock Trailhead, is a ...

In northern Türkiye's Bartın, basalt rocks formed million years ago by the cooling and crystallization of lava from volcanic eruptions ...