The United States leads the world with 165 Holocene volcanoes, mostly in Alaska, Hawaii, and the Pacific Northwest. Active ...

An increase in seismicity—marked by frequent tremors—was observed recently at Alaska's Iliamna Volcano, which last erupted in ...

With Russia saying its terms for peace must remain secret until the talks begin, Ukraine won’t confirm whether its delegation will even attend.

A day after Ukraine launched an unprecedented drone attack on airbases inside Russia, the warring sides sat down for a second round of direct talks in Turkey.

Name changes continue apace among Russia’s sanctioned gas carrier fleet. ... He expects the vessel to load at the 361,600-cbm Koryak FSU off Kamchatka. Name changes continue for the shadow fleet.

The Pacific Ring of Fire is a tectonically active region with frequent earthquakes and volcanoes, spanning 40,000 km around ...

Free Expression: After a meeting at the Vatican, Donald Trump toughens his rhetoric toward Vladimir Putin’s Russia. Critics and fans alike treat President Trump’s Russia policy as ...

A Russian deputy mayor and prominent veteran of Moscow’s war in Ukraine was killed in an explosion in southern Russia early on Thursday, authorities said.

ISTANBUL — Russia and Ukraine met for a brief second round of direct talks in Istanbul on Monday, agreeing to swap dead and captured soldiers, but otherwise there was no significant progress ...

Kyiv’s attack on the country’s bomber fleet appeared designed to show Russia’s leader that continuing the war carries big risks for Moscow.

Russia launched a massive missile-and-drone attack on Ukraine overnight, killing at least three people in Kyiv. The strikes follow President Putin’s warning he would respond to a daring drone ...

A massive underwater blast targeting a bridge linking Russia to Crimea left it in a "state of emergency" Tuesday, according to the Ukrainian Security Service (SBU). The surprise detonation comes ...