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Finding Peace in the Nation's Most Crowded Park: A Walk Through Yosemite Valley

2 months agoAcademics / Geology : Geotripper

If you've read my previous couple of posts, you know I was in Yosemite Valley over the weekend. I was guiding my students on a field trip up the Merced River and into the park on Saturday, and I came back on Sunday seeking some better pictures of the recent rockfall at El Capitan. Show More Summary

Eerie, Outrageous, and Astonishing Geology

The supernatural ain't got nothing on our own Planet Earth. -- Read more on ScientificAmerican.com

El Capitan Rockfall: Alternate Views, and a Realization That This Wasn't the First TIme

2 months agoAcademics / Geology : Geotripper

El Capitan and the September rockfall from Taft Point on Oct. 29, 2017 Yosemite Valley changed geologically on September 27 and 28, and as I noted in my previous post, the valley will never look the same again. A series of rock falls...Show More Summary

‘Bulges’ in volcanoes could be used to predict eruptions

A team of researchers from the University of Cambridge have developed a new way of measuring the pressure inside volcanoes, and found that it can be a reliable indicator of future eruptions. The post ‘Bulges’ in volcanoes could be used to predict eruptions appeared first on HeritageDaily - Heritage & Archaeology News.

Naracoorte, where half a million years of biodiversity and climate history are trapped in caves

In 1857, guided by the flickering light of a candle deep in a cave at Naracoorte in South Australia, the Reverend Julian Tenison-Woods stumbled across thousands of tiny bones of rodents and small marsupials buried at the base of crystal...Show More Summary

Deep magma reservoirs are key to volcanic ‘super-eruptions’, new research suggests

Large reservoirs of magma stored deep in the Earth's crust are key to producing some of the Earth's most powerful volcanic eruptions, new research has shown. The post Deep magma reservoirs are key to volcanic ‘super-eruptions’, new research suggests appeared first on HeritageDaily - Heritage & Archaeology News.

Large volcanic eruption may have caused the first mass extinction

Researchers in the USA and Japan say they may have found the cause of the first mass extinction of life. The post Large volcanic eruption may have caused the first mass extinction appeared first on HeritageDaily - Heritage & Archaeology News.

Norway’s oldest ice found in central Norway

Parts of the ice of the Juvfonne snow patch in Jotunheimen are 7600 years old, which makes it the oldest dated ice on mainland Norway. The post Norway’s oldest ice found in central Norway appeared first on HeritageDaily - Heritage & Archaeology News.

Orinda’s 1204 Hill

As far as I know this hill has no name, but it’s a highly visible part of Orinda. You pass it on Route 24 between the Wilder exit and downtown, as seen in this Google Maps perspective view. The USGS topo maps give it an elevation of 1204 feet, so I’ll call it 1204 Hill. […]

Science onna Sphere and a Bit o' the Moon: Treats from OMSI

Come on a virtual visit to one of the most fun science museums in the Northwest! -- Read more on ScientificAmerican.com

You Can Never See This View Again. Ever.

2 months agoAcademics / Geology : Geotripper

The title isn't as ominous as it sounds, but it is true. This is the panorama seen from Tunnel View at the west end of Yosemite Valley, one of the most famous viewpoints in the world, in 2013. But the specific scene above can never be experienced by anyone ever again. Show More Summary

Trump Demonstrates the Need for the Antiquities Act: Fighting for the Bear's Ears and Grand Staircase-Escalante

2 months agoAcademics / Geology : Geotripper

It's not complicated. It's called the Antiquities Act, and the law has but four sections, and no subsections. You can read it in its entirety below. It lays out the process by which the president of the United States can establish aShow More Summary

One Paleontologist's / Data Scientist's Experience at the Geological Society of America's 2017 Annual Meeting

For this invited blog by AZGS's newest hire Andrew Zaffos, visit our new Arizona Geology blog site: http://blog.azgs.arizona.edu Andrew Zaffos in the center.

Treat Bag Geology

Halloween comes early to Rosetta Stones. Let's see what kind of goodies are in the bag! -- Read more on ScientificAmerican.com

Ghosts of the Empty Lands East of the Sierra Nevada: The Town of Bodie

2 months agoAcademics / Geology : Geotripper

The Matterhorn Crest of the Sierra Nevada from Bridgeport. Bodie is another twenty miles to the east. Central California is almost literally a "land flowing with milk and honey". The Great Valley (called by those who live elsewhere the...Show More Summary

How Does a Pristine Cavern Look? Black Chasm Provides a Clue

2 months agoAcademics / Geology : Geotripper

Some things can only be experienced once. The discovery of a new plant or animal that no one has ever seen, a new mineral, a new planet in space, to see a vista that no one has witnessed before. Exploration of new things is one of the great joys of being human. Show More Summary

Serpentine and pebbledash on Broadway

The intersection of Broadway and 20th Street features strong buildings on all four corners. We all know the I. Magnin building (built 1930) and the Capwell (Sears/Uptown Station) building (built 1929) facing it. Across Broadway, we have the metal-clad urban spaceship of the Kaiser Permanente Division of Research building (built 1982) and finally the dark […]

Great Arizona ShakeOut Results

The Great Arizona ShakeOut enrolled more 111,000 people. To learn more you'll have to join us at our new blog environment. http://blog.azgs.arizona.edu/Please do join us. Thanks,AZGS

Can't See the Forest for the Creek; Or is it the Other Way Around? California's Mega-droughts

2 months agoAcademics / Geology : Geotripper

The eastern Sierra Nevada is home to one of the strangest forests I know of. It's not the species of tree that is odd; they are mostly Ponderosa, a pretty but unremarkable tree which can also be found on the adjacent slopes. What's strange is that these trees are dead. Show More Summary

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