sábado, 6 de febrero de 2021

Newsvine - geology

Source: Nature News

Discovered in April, the planet Gliese 581c caused a lot of initial excitement.

Source: The New York Times

Tuesday night's 5.6 magnitude quake near San Francisco set off worries among scientists that the tremor could be a precursor of worse to come.

Source: Nature

A worldwide burp of volcanic gases caused the mass extinction that wiped out dinosaurs and other creatures 65 million years ago, says research reported this week.

Source: astrobio.net

The Earth has a large moon, making it unique in the inner solar system. Mercury and Venus have no moons, and Mars has only two small asteroid-sized objects orbiting it.

Source: astrobio.net

The Earth has a large moon, making it unique in the inner solar system. Mercury and Venus have no moons, and Mars has only two small asteroid-sized objects orbiting it.

Source: EurekAlert!

A team of scientists led by a researcher at the University of Alaska Fairbanks has identified a new likely source of a spike in atmospheric methane coming out of the North during the end of the last ice age.

Source: Science Daily

New research is now showing that Earth's upper mantle (an area that extends down to 660 km) exhibits how far more than just temperature and pressure play a role in the dynamics of the deep interior.

Source: EurekAlert!

The greatest mass extinction in Earth's history also may have been one of the slowest, according to a study that casts further doubt on the extinction-by-meteor theory.

Source: nature.com

In a canyon just outside Kabul, the rocky terrain is strewn with debris symbolizing the troubled past and tenuous future of war-torn Afghanistan. Exploratory cores, drilled decades ago by Soviets probing for minerals, are scattered across a landscape peppered with landmines.

Source: EurekAlert!

A major quake of magnitude seven on the Richter scale in the politically-fragile region of the Middle East could have dire consequences for precious holy sites and even world peace, says Tel Aviv University geologist Dr. Shmulik Marco.

Source: astrobio.net

Astrobiologists have found evidence of oxygen in the Earth's atmosphere far earlier than previously known. Their discovery provides insight into one of the most important events in the evolutionary history of life.

Source: nasa.gov

NASA-funded astrobiologists have found evidence of oxygen present in Earth's atmosphere earlier than previously known, pushing back the timeline for the rise of oxygen in the atmosphere.

Source: The L.A. Times

Engineers moved some structures at the Yucca Mountain nuclear waste dump after rock samples indicated a fault line unexpectedly ran beneath their original location, an Energy Department official said Monday.

The highlights this week

Source: Google

Methane released from wetlands turned the Earth into a hothouse 55 million years ago, according to research released Wednesday that could shed light on a worrying aspect of today's climate-change crisis.

Source: Science Daily

Brown University chemists have found the origins of an odor – the sweet smell of fresh dirt.

The highlights this week

Source: Reuters

An earthquake measuring 8.O struck Indonesia's Sumatra region on Wednesday, the United States Geological Survey said.

The highlights this week

Source: Discover

According to the going theory, a six-mile-wide asteroid slammed into the Yucatán Peninsula 65 million years ago, throwing enough dust up into the atmosphere to dim the sun for years, killing off green plants and triggering a famine that wiped out all the dinosaurs in the geologi …

Source: Scientific Blogging

During the last Ice Age, the ice dammed enormous lakes in Russia. The drainage system was reversed several times and the rivers flowed southwards.

The highlights It may be that when adults talk to babies, they use a language that is universally understood. (+) Astronomers have found the biggest hole ever seen in the universe - nearly a billion light years across and empty of both normal matter and dark matter.(+)

Source: Discover Magazine

No matter how closely you listen, you will not hear the Earth hum—but humming it is. Far, far below the range of human hearing, waves of energy are coursing through the crust, causing the ground beneath your feet to rise and fall about three-millionths of an inch every few min …

Source: Space.com

Two space rocks in our solar system's outer asteroid belt might contain mineral evidence for a new class of asteroids or long eroded mini-worlds.

Source: This Day in History

Lake Nyos is a crater lake in the Northwest Province of Cameroon, located at . Nyos is a deep lake high on the flank of an inactive volcano near Mount Oku, along the Cameroon line of volcanic activity. A natural dam of volcanic rock hems in the lake waters.