Pope Leo XIV praises the important global efforts of the Pontifical Mission Societies, marveling that they are "effectively the 'primary means' of awakening missionary responsibility among all the ...

Watch live as lava bubbles out of Kilauea, Hawaii’s most active volcano. The volcano on the Big Island of Hawaii has been erupting on and off since December.

Nearly a mile deep and about 700 miles northwest of San Francisco, the volcano known as Axial Seamount is drawing increasing scrutiny from scientists who only discovered its existence in the 1980s.

Experts warn of a potential mega-tsunami threatening Northern California, Oregon, and Washington. This catastrophic wave ...

The United States is home to some of the most active volcanoes on Earth, with hotspots like Hawaii’s Kīlauea and Washington’s Mount St. Helens constantly monitored due to their history of powerful ...

PĀHALA, Hawaii– A magnitude 4.2 earthquake was recorded off the coast of Hawaii's Big Island on Tuesday. Light shaking was felt all across the southern coasts of Hawaii, according to the U.s.

A mysterious and highly active undersea volcano off the Pacific Coast could erupt by the end of this year -- nearly a ...

The league of experts and scientists who have spent decades keeping watch is being decimated by the Trump administration’s ...

In 1977, the Kilauea Volcano on the Big Island of Hawaii erupted. The village of Kalapana was evacuated and countless acres ...