Scientists can’t know precisely when a volcano is about to erupt, but they can sometimes pick up telltale warning signs.

This image provided by the USGS Hawaiian Volcano Observatory shows a view from a research camera on ... [+] the north rim of the summit caldera of the Mauna Loa volcano, Monday, Nov. 28 ...

Mauna Loa is the world's largest active volcano when measured from the ocean floor to its peak, and scientists have warned that it is due to erupt. Situated in Hawaii, Mauna Loa is one of Earth's ...

Several photos and videos depicted the volcano's snow-covered peak on Thursday. "It's snowing in Hawaii? At over 13,000 feet, the peaks of Mauna Kea and Mauna Loa do get some snow each winter. Today ...

Over the past century, technological advancements have vastly improved volcano monitoring. One key innovation was the ...

Visit the volcano observatory’s website for past “Volcano Watch” articles, Kīlauea and Mauna Loa updates, volcano photos, ...

Tiltmeters are a crucial component of the volcanic monitoring network in Hawaii. By detecting subtle changes in ground ...

Hawaii island’s Mauna Loa (background), towers over the summit crater of Kilauea volcano in Hawaii Volcanoes National Park on April 25, 2019. A magnitude 5.7 earthquake struck the world’s ...

A magnitude 4.8 earthquake shook the southeastern flank of Mauna Loa volcano on Hawaii island overnight, the U.S. Geological Survey said today. The quake struck at about 1:42 a.m and was centered ...

About two months before Mauna Loa spewed rivers of glowing orange molten lava, geologists detected small earthquakes nearby ...