A ridiculous but instructive thought experiment involving deep time, plate tectonics, erosion and the slow death of the sun ...

They say Mars' mantle has created a 'geological time capsule' of when the planet was first formed billions of years ago. “What we found was quite unexpected ...

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A long-dormant volcano in Ethiopia erupted for the first time in roughly 12,000 years, blanketing a neighboring village in ...

After years of debate, the International Chronostratigraphic Chart has officially been revised. What does that mean, exactly? Our current point in Earth's geological timeline has been updated so that ...

There is no longer any debate that global warming is real, and that it is happening now at an alarming rate. It is transforming the global climate system before our eyes. The rise of fossil-fueled ...

A volcano in northern Ethiopia erupted Sunday, marking its first known eruption in 12,000 years. The volcano, called Hayli ...

The on-and-off volcanic eruption that’s been dazzling residents and visitors on Hawaii’s Big Island for nearly a year is back ...

I HAVE been much interested in Prof. Haughton's communication to NATURE, vol. xviii. p. 266, on the subject of geological climate and geological time. I fully agree with him that geological climates ...

A minor, 3.6-magnitude earthquake struck in the San Francisco Bay Area on Thursday, according to the United States Geological Survey. The temblor happened at 4:21 a.m. Pacific time about 2 miles ...

The practice and methods of geological fieldwork in the Portuguese Geological Survey evolved during the middle part of the twentieth century. Between the 1920s and the 1940s, the Survey's field ...