Author: contact.geology

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Astronomers confirm size of largest comet ever discovered, bigger than Rhode Island

ASTRONOMY
Astronomers using NASA's Hubble Telescope have confirmed the existence the largest comet ever discovered, and it will pass by our sun in the next...

Image: Opening of Apollo 17 core sample, vacuum-sealed since 1972

ASTRONOMY
A satisfying, audible "pop" marked a successful piercing of the sealed Apollo 17 sample container using the ESA designed and built piercing tool. The...

Changes in vegetation shaped global temperatures over last 10,000 years

CLIMATE
Follow the pollen. Records from past plant life tell the real story of global temperatures, according to research from a climate scientist at Washington...

Plesiosaur – Why did the size of the red blood cells increase?

PALEONTOLOGY
In the Mesozoic era, about 250 to 65 million years ago a large number of reptiles populated the oceans. The most successful were the...

What is the Wilson cycle?

EARTH
A Simple Wilson CycleThe Opening and Closing of An Ocean Basin Wilson cycle The cyclical opening and closing of ocean basins caused by movement of the...

Magnetic oceans and electric Earth

EARTH
Oceans might not be thought of as magnetic, but they make a tiny contribution to our planet’s protective magnetic shield. Remarkably, ESA’s Swarm satellites...

Groundwater level threatens to fall in Germany due to climate change

CLIMATE
Climate change directly affects groundwater resources. Groundwater levels in Germany threaten to fall in the next decades. This is the result of a study...

4 billion-year-old relic from early solar system heading our way

ASTRONOMY
An enormous comet—approximately 80 miles across, more than twice the width of Rhode Island—is heading our way at 22,000 miles per hour from the...

China’s ‘space dream’: A Long March to the Moon and beyond

MARS
The return to Earth of three astronauts on Saturday after six months at China's new space station marks a landmark step in the country's...

Some cities, states say Big Oil should pay for climate damage

EARTH
In the waning days of 2021, a grass fire broke out in Boulder County, Colorado. Fueled by extreme drought and high winds, the fire...

New method for tracking the sources of diamonds

MINERALS
A technique for identifying the sources of diamonds without the use of clues such as the presence of specific inclusions will be reported on...

What is granite rock and how is it formed?

MINERALS
What is Granite? Granite is a common type of granular and phaneritic felsic intrusive igneous rock. Granites, depending on their mineralogy, can be predominantly white, pink...
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