Lava is molten or partially molten rock (magma) that has been expelled from the interior of a terrestrial planet (such as Earth) or a moon onto its surface. Lava may be erupted at a volcano or through a fracture in the crust, on land or underwater, usually at temperatures from 800 to 1,200 °C (1,470 to 2,190 °F).

Get immersed in a volcanic landscape with bubbling lava, spewing eruptions, and colliding rivers of fire. Subscribe: http://bit.ly/NatGeoSubscribe#NationalG...

Come face-to-face with one of nature's most intriguing phenomena, lava, as it flows from Hawaii's Kilauea volcano, consuming everything in its path. This short from Page Films captures incredible...

2025年3月22日 · 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. Lava, which is exceedingly hot (about 700 to 1,200 degrees C [1,300 to 2,200 degrees F]), can be very fluid, or it can be extremely stiff, scarcely flowing.

2018年5月29日 · Syracuse University art professor Robert Wysocki explains how a "lava classroom" can help scientists better understand lava flows to inform evacuation patterns in the real world.

2019年11月3日 · The color of real lava is instructive, however. The lighter the color, the more fluid the lava: Bright orange indicates temperatures at 1,000 degrees Celsius and higher, while dark red is a comparatively cool 650 to 800 C. Nearly black natrocarbonatite lava is an exception. It’s found in just one spot: Tanzania’s Oldoinyo Lengai volcano.

2024年8月20日 · Here are eight spots around the world where you can watch lava flow. Two of Hawaii's six active volcanoes are contained within Volcanoes National Park on the Big Island. …

LAVA SHOW recreates a volcanic eruption by superheating real lava up to 1100°C (2000°F) and then pouring it into a showroom full of people. LAVA SHOW is the only live lava show in the world and has received multiple innovation awards and recognition for its educational and cultural value.

The Territory An authentic portrait of an Indigenous community’s daily life and struggles

2017年12月4日 · Flying too close to the hot lava resulted in a melted camera drone and beautiful images. Erez Marom was ready for the risk. With 2,000-degree lava and a $1,500 camera drone at stake, the...