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Video of another series of collapse on the floor of Halema‘uma‘u.

HAWAI‘I ISLAND, Hawai‘i — At 8:42 a.m. (HST) Monday morning, February 14, 2011, a section of rock from the north wall of Kīlauea Volcano's summit vent...

Videos showing an ashy plume rising above Halema‘uma‘u crater, collapse events, lava lake and lava flows, and sounds of the lava lake. Photo of...

"That which we call a rose by any other name would smell as sweet." The Kīlauea version of this Shakespeare quote could be "That which we call an...

Video of the lava lake in the Halema‘uma‘u crater and photos of a small lava flow erupted from the septum on the east wall of Pu‘u ‘Ō‘ō crater.

The lava pond in the vent cavity of the Halema‘uma‘u Overlook vent.

A look into Halema‘uma‘u, a new spattering vent at TEB shield, and the active vent on the floor of Pu‘u ‘Ō‘ō slowly filling the east side.

Mount Merapi volcano in central Java, Indonesia, began erupting explosively on October 26, followed by extrusion of lava in the summit crater, and...

Breakout, just south of a partially burned kipuka, cascading into a small depression on the flow field.

Over the past four weeks, we have discussed how scientists monitor volcanoes using geophysics, geology, gas geochemistry, and seismology. As we reach...