Tsunamis are enormous, potentially destructive sea waves caused primarily by subaquatic earthquakes, volcanic activity, or ...

Several countries are under tsunami threat after a 8.7-magnitude earthquake struck Russia's Kamchatka Peninsula. This ...

A powerful magnitude 8.7 earthquake off Russias Kamchatka Peninsula, has put over 40 Pacific countries and islands under ...

Among the new list of countries that could face visa bans or other restrictions are 25 African nations, including significant U.S. partners such as Egypt and Djibouti, plus countries in the ...

Island countries hurt most by climate change, like Fiji and others, are fighting back. Here's how they're actually getting results.