Geology

2011 Virginia Earthquake May Have Been Due To Fault "Crossroads"

The 2011 east coast earthquake felt by people from Georgia to Canada likely originated from a fault “junction” just outside of Mineral, Virginia, according to new U.S. Geological Survey research published in the Geological Society of America’s  Special Pa ...

Article - News Staff - Dec 24 2014 - 9:30am

The Most Detailed Geologic Map of Mars: Q&A with Dr. Chris Okubo

In December 2014, the U.S. Geological Survey (USGS) released its highest-resolution geologic map of Mars. ...

Blog Post - Tomasz Nowakowski - Jan 4 2015 - 12:27pm

Small 'felt' Earthquake In Ohio- Fracking Implicated

If you hit the ground with a hammer, it creates a micro-earthquake, but it is obviously too small to be detected. The ancient Chinese used to use a drum in the ground to listen for enemy sappers mining underneath their fortifications. The process of hydra ...

Article - News Staff - Jan 6 2015 - 11:05am

Number Of Large Earthquakes Dropped 60 Percent In 2014

The number of large earthquakes fell considerably in 2014, down to 12 from 19 in 2013. The trend was similar worldwide. Only 11 earthquakes reached magnitude 7.0-7.9 and one registered magnitude 8.2, in Iquique, Chile on April 1st. That was the lowest annu ...

Article - News Staff - Jan 10 2015 - 9:00am

Atmospheric Persistence: The Isotopic Memory Of Ancient Rocks

Chemical analysis of some of the world’s oldest rocks has provided the earliest record yet of Earth's atmosphere and shows that the air 4 billion years ago was very similar a billion years later, when the atmosphere, though it likely would have been l ...

Article - News Staff - Jan 15 2015 - 9:30am

How To Assess A Supervolcano Without Making It Erupt

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Article - The Conversation - Jan 15 2015 - 7:01pm

Volcanic Eruption On Cape Verde Island- Largest In 60 Years

 On November 23rd, 2014, a new volcano eruption commenced on Fogo, one of the Cape Verde Islands, and it continues even now, making it the largest and most damaging eruption- and the biggest natural disaster no one in the western world was reading about it ...

Article - News Staff - Jan 18 2015 - 9:30am

There And Back Again: A Uranium Isotope's Journey To The Center Of The Earth

From the beginning of time, uranium has been part of the Earth and, thanks to its long-lived radioactivity, it has proven ideal to date geological processes and figuring out Earth’s evolution.  Natural uranium consists of two long-lived isotopes uranium-23 ...

Article - News Staff - Jan 19 2015 - 7:05pm

Acid Rain Of 250,000,000 B.C.

The Permian was a geologic period that ended more than 250 million years ago. The Earth consisted of one forested super-continent called Pangea and a large ocean called Panthalassa teemed with life. It wasn't going to last, we know the largest mass ex ...

Article - News Staff - Jan 26 2015 - 9:30am

Mars Dichotomy- Did A Giant Impact Shape The Southern And Northern Hemispheres?

The two hemispheres of Mars are dramatically different- more distinct from each other than any other planet in our solar system. The northern hemisphere is non-volcanic, flat lowlands while highlands punctuated by countless volcanoes extend across the sout ...

Article - News Staff - Jan 28 2015 - 12:17pm