Spanish photographer Raúl Cruz Arnelas captured spectacular images of “The Wave”, a natural sandstone rock formation in the Coyote Buttes…
geology
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When's a mountain not a mountain or a volcano? When it's a pingo! Pingos are conical ice-cored landforms towering up…
While the news too-often tells of dangerous radiation from human sources, it bears reminding that the Earth itself is naturally…
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Santa's workshop isn't the only thing found at the North Pole, though jolly old St. Nick does his best to…
Geysers have entranced observers from time immemorial with their sudden yet often predictable appearances, explosive power and the ability to…
Billions of years of bombardment by space rocks of all sizes have left our planet remarkably unscathed, yet if one…
Turkmenistan is known for its offbeat tourist attractions, but one of the most unusual is the hole in the ground…
That tilted rock formation... where have I seen that before? On TV and in the movies, most likely. Vasquez Rocks…
Iceland's most active volcano, Grimsvotn, is up to its old tricks but unlike the ashy eruption of Eyjafjallajökull in 2010,…
Volcanoes have caused incalculable destruction throughout history but even the most massive lava blaster has a heart. Volcanic plugs (the…
