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Tag: Geology

Scientists discover Earth’s youngest banded iron formation in western China

The banded iron formation, located in western China, has been conclusively dated as Cambrian in age. Approximately 527 million years old, this formation is...

+20 Most Amazing Landscapes and Rock Formations

Zhangye Danxia, China These rainbow mountains look like something out of a painting. The Danxia landforms, found in China's Gansu Province, are made of strips...

Scientists find new evidences of the megaflood that ended the Messinian...

A study conducted by an international team of scientists has found new evidence supporting the hypothesis of a mega-flood occurring during the Zanclean period,...

+20 Strange Geological Formations On Earth

Moeraki Boulders – New Zealand The Moeraki Boulders are unusually large and spherical boulders lying along a stretch of Koekohe Beach on the wave-cut Otago...

How Giant’s Causeway and Devils Postpile were formed

A new study by geoscientists at the University of Liverpool has identified the temperature at which cooling magma cracks to form geometric columns such...

Fox Creek earthquakes linked to completion volume and location of hydraulic...

The volume of hydraulic fracturing fluid and the location of well pads control the frequency and occurrence of measurable earthquakes, new Alberta Geological Survey...

World’s oldest known oxygen oasis discovered

In the Earth's early history, several billion years ago, only traces of oxygen existed in the atmosphere and the oceans. Today's air-breathing organisms could...

Machine learning predicts new details of geothermal heat flux beneath the...

A paper appearing in Geophysical Research Letters uses machine learning to craft an improved model for understanding geothermal heat flux -- heat emanating from...

Between the lines: Tree rings hold clues about a river’s past

Hydrologists are looking centuries into the past to better understand an increasingly uncertain water future. By analyzing centuries-old growth rings from trees in the Intermountain...

Evolution of Alpine landscape recorded by sedimentary rocks

Rock avalanches and torrents started to form V-shaped valleys in the Swiss Alps approximately 25 million years ago. This landscape contrasts to the flat...

Oldest ice core ever drilled outside the polar regions

The oldest ice core ever drilled outside the polar regions may contain ice that formed during the Stone Age -- more than 600,000 years...

New research improves understanding of ancient landscapes

Geologists use zircon mineral grains to reconstruct what the Earth and its landscapes looked like in ancient times. These microscopic grains, commonly the width...

Unique underwater stalactites

In recent years, researchers have identified a small group of stalactites that appear to have calcified underwater instead of in a dry cave. The...

Going underground: Cambridge digs into the history of geology with landmark...

A box full of diamonds, volcanic rock from Mount Vesuvius, and the geology guide that Darwin packed for his epic voyage on the Beagle...

What Is Sea Glass?

What Is Sea Glass? Sea glass and beach glass are similar but come from two different types of water. "Sea glass" is physically and chemically...

What are Ripple Marks?

Ripple marks are sedimentary structures and indicate agitation by water (current or waves) or wind. Ripple marks are ridges of sediment that form in response...

Determining when humans started impacting the planet on a large scale

Humans have so profoundly altered Earth that, some scientists argue, our current geologic epoch requires a new name: the Anthropocene. But defining the precise...

What is Plate Tectonic?

Plate tectonics is a scientific theory describing the large-scale motion of seven large plates and the movements of a larger number of smaller plates...

Scientists determine source of world’s largest mud eruption

On May 29, 2006, mud started erupting from several sites on the Indonesian island of Java. Boiling mud, water, rocks and gas poured from...

What are the three main types of faults?

What is a fault? A fault is a fracture or zone of fractures between two blocks of rock. Faults allow the blocks to move relative...

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