Jul 20, 1998 · Lava, magma (molten rock) emerging as a liquid onto Earth’s surface. The term ‘lava’ is also used for the solidified rock formed by the cooling of a molten lava flow.

A lava flow is an outpouring of lava during an effusive eruption. (An explosive eruption, by contrast, produces a mixture of volcanic ash and other fragments called tephra, not lava flows.)

Jul 20, 2026 · Lava River Cave, part of the Newberry National Volcanic Monument, offers self-guided exploration of a mile-long lava tube. The cave was one of the first lava tubes to be discovered in …

3 days ago · The meaning of LAVA is molten rock that issues from a volcano or from a fissure in the surface of a planet (such as earth) or moon; also : such rock that has cooled and hardened.

Jun 26, 2021 · Molten lava and volcanoes create some of the world's most mesmerizing scenery. Enjoy this 4k Scenic Relaxation Film of Iceland's newest volcano, Fagradalsfjall, as it oozes lava from the...

Mar 8, 2026 · Magma and lava are the same molten rock at different stages. Learn how it forms, why some eruptions explode, and what happens when it cools.

Oct 26, 2022 · Learn about the types of lava including the forms of lava flow (pahoehoe and a'a) and the chemical composition based on silica content.

Aug 6, 2023 · Learn the difference between magma and lava and explore their temperature, composition, and ability to form rocks.

Lava is a natural geological phenomenon that has shaped many islands around the world, such as the Canary Islands, with continuous volcanic eruptions and lava discharges for thousands of years.

Mar 18, 2026 · When a volcano erupts, the molten rock that comes out of the Earth is called lava. Lava is so hot, it remains molten and flows until it cools and hardens into rock.