English
Arabic
Chinese (Simplified)
Dutch
Esperanto
French
German
Greek
Italian
Japanese
Korean
Portuguese
Russian
Spanish
UrduWeathering of rocks can bind or release carbon dioxide — in active mountain ranges, carbon-dioxide release strongly dominates
Tag: GEOPHYSICS/GRAVITY
Early indicators of magma viscosity could help forecast a volcano’s eruption style
2018 eruption of Kīlauea Volcano in Hawai’i provided scientists with an unprecedented opportunity to identify new factors that could help forecast the hazard potential of future eruptions
New study discovers ancient meteoritic impact over Antarctica 430,000 years ago
Research led by the University of Kent’s School of Physical Sciences has found new evidence of a low-altitude meteoritic touchdown event reaching the Antarctic ice sheet 430,000 years ago
Deep diamonds contain evidence of deep-Earth recycling processes
Findings allow us to trace how minerals from the surface are drawn down into the mantle
In the deep sea, the last ice age is not yet over
Gas hydrate deposits in the Black Sea react to post-glacial climate changes
Scientists zero in on the role of volcanoes in the demise of dinosaurs
Graduate Center, CUNY researchers uncover evidence suggesting that volcanic carbon emissions were not a major driver of the Earth’s most recent extinction event.
Extra 100 million years before Earth saw permanent oxygen rise
The permanent rise of oxygen in the Earth’s atmosphere, which fundamentally changed the subsequent nature of Earth’s habitability, occurred much later than thought, according to new research. And the study, from an international team led by the University of Leeds…
Nearly $1 million for an INRS research project in Madagascar
A project to assess the risks of well contamination in Madagascar receives major funding
Black hole shows magnetic fields surrounding it are strong enough to resist gravity
Wits University astrophysicists are the only two scientists on African continent that contributed to the study.
The same sea level for everyone
The Earth’s gravity field as the basis for an International Height Reference System
Virtues of modeling many faults: New method illuminates shape of Alaskan quake
A University of Tsukuba research team find that the irregular behavior of the conjugate fault system responsible for the 2018 Gulf of Alaska earthquake was linked to pre-existing features of the ocean floor
New basalt type discovered beneath the ocean
A new type of rock created during large and exceptionally hot volcanic eruptions has been discovered beneath the Pacific Ocean. An international team of researchers including the University of Leeds unearthed the previously unknown form of basalt after drilling through…
TU Graz Researchers Identify Chemical Processes as Key to Understanding Landslides
Mass movements such as landslides and hill-slope debris flows cause billions of euros in economic damage around the world every year. Between 20 and 80 million euros are spent annually from the disaster fund to repair disaster damage in Austria,…
Tracking past earthquakes along the Japan Trench
IODP Expedition 386 focuses on the record of giant earthquakes of the past preserved in deep marine sediments
University of Utah scientists plumb the depths of the world’s tallest geyser
When Steamboat Geyser, the world’s tallest, started erupting again in 2018 in Yellowstone National Park after decades of relative silence, it raised a few tantalizing scientific questions. Why is it so tall? Why is it erupting again now? And what…
Traces of Earth’s early magma ocean identified in Greenland rocks
New research led by the University of Cambridge has found rare evidence – preserved in the chemistry of ancient rocks from Greenland – which tells of a time when Earth was almost entirely molten. The study, published in the journal…
Rare earths outside China: FAU researchers identify new deposits
Rare earth elements are the gold of the 21st century: rare and highly prized all over the world. Most known and economically viable sources of rare earths are located in China, where more than 80 percent of them are refined.…
UH geologists discover powerful ‘river of rocks’ below Caribbean
Study finds flows in softer layer under tectonic plates are stronger, faster
IceCube detection of a high-energy particle proves 60-year-old theory
The South Pole neutrino detector saw a Glashow resonance event, a phenomenon predicted by Nobel laureate physicist Sheldon Glashow in 1960 where an electron antineutrino and an electron interact to produce a W- boson.
The aurora’s very high altitude booster
A critical ingredient for auroras exists much higher in space than previously thought, according to new research in the journal Scientific Reports. The dazzling light displays in the polar night skies require an electric accelerator to propel charged particles down…
New study highlights first infection of human cells during spaceflight
Astronauts face many challenges to their health, due to the exceptional conditions of spaceflight. Among these are a variety of infectious microbes that can attack their suppressed immune systems. Now, in the first study of its kind, Cheryl Nickerson, lead…
Ice skating and permafrost
Investigation of thin liquid films at interfaces between ice and clay materials
Geological engineers create landslide atlas of Kerala, India
Dedicated to the thousands of lives lost in landslides, the new atlas assesses landslide risk in 13 districts in the Indian state of Kerala. The Western Ghats trailing the western edge of India are a global hotspot for biodiversity. The…
Microscopic wormholes possible in theory
German physicists explore the possibility of tunnels in spacetime
Making sense of commotion under the ocean to locate tremors near deep-sea faults
New method for more accurately estimating the location of tectonic tremors in deep ocean faults could help to better understand earthquake rupture processes
URI researchers: Microbes deep beneath seafloor survive on byproducts of radioactive process
Results have implications for life on Mars
When using pyrite to understand Earth’s ocean and atmosphere: Think local, not global
The ocean floor is vast and varied, making up more than 70% of the Earth’s surface. Scientists have long used information from sediments at the bottom of the ocean — layers of rock and microbial muck — to reconstruct the…
Seafloor seismic sensor detects waves and quakes
Using “Curie” – Google’s 10,000-kilometer-long underwater fiber-optic cable connecting Los Angeles, California and Valparaiso, Chile – researchers have demonstrated a novel method for detecting deep-sea seismic activity and waves at the ocean’s surface. The approach, which monitors the traffic that…
New model describes wave behavior in straits, predicts killer waves
A Skoltech researcher has developed a theoretical model of wave formation in straits and channels that accounts for nonlinear effects in the presence of a coastline. This research can improve wave prediction, making maritime travel safer and protecting coastline infrastructure.…
Getting ahead of climate change
Earth observation data could help the humanitarian community reduce the destruction of natural disasters
Social dilemma follows 2018 eruption of Kilauea volcano
The unprecedented cost of the 2018 Kilauea eruption in Hawai’i reflects the intersection of distinct physical and social phenomena: infrequent, highly destructive eruptions, and atypically high population growth, according to a new study published in Nature Communications and led by…
Tool that more efficiently analyzes ocean color data will become part of NASA program
Stevens uses machine learning-driven techniques to develop a long-awaited tool that better reveals the health of Earth’s oceans and the impacts of climate change
UH geologists search for remains of lost ocean beneath earth’s surface
Team awarded 2.5 million CPU hours on NSF-funded supercomputer to conduct research
Drones used to locate dangerous, unplugged oil wells
BINGHAMTON, NY — There are millions of unplugged oil wells in the United States, which pose a serious threat to the environment. Using drones, researchers from Binghamton University, State University of New York have developed a new method to locate…
A new, clearer insight into Earth’s hidden crystals
Geologists have developed a new theory about the state of Earth billions of years ago after examining the very old rocks formed in the Earth’s mantle below the continents. Assistant Professor Emma Tomlinson from Trinity College Dublin and Queensland University…
First humans in Tasmania must have seen spectacular auroras
Drilling a 270,000-year old core from a Tasmanian lake has provided the first Australian record of a major global event where the Earth’s magnetic field ‘switched ‘- and the opportunity to establish a precedent for developing new paleomagnetic dating tools for Australian archaeology and paleosciences.
3D model shows off the insides of a giant permafrost crater
Researchers from the Oil and Gas Research Institute of the Russian Academy of Sciences and their Skoltech colleagues have surveyed the newest known 30-meter deep gas blowout crater on the Yamal Peninsula, which formed in the summer of 2020. The…
Seismic surveys using fin whale songs
Fin whale song – one of the strongest animal calls in the ocean – can be used as a seismic source for probing the structure of Earth’s crust at the seafloor, researchers report. While the novel method produces lower-resolution results…
Discovery of a new law of phase separation
Tokyo, Japan – Researchers from Institute of Industrial Science at The University of Tokyo investigated the mechanism of phase separation into the two phases with very different particle mobilities using computer simulations. They found that slow dynamics of complex connected…
Can super-Earth interior dynamics set the table for habitability?
Are super-Earths capable of creating conditions that are hospitable for life to arise and thrive?
A billion years in 40 seconds: Video reveals our dynamic planet
New research helps understand how plate tectonics powers life on Earth
Global warming found to be culprit for flood risk in Peruvian Andes, other glacial lakes
As the planet warms, glaciers are retreating and causing changes in the world’s mountain water systems. For the first time, scientists at the University of Oxford and the University of Washington have directly linked human-induced climate change to the risk…
National company acquires exclusive rights to Purdue rare-earth element innovations
American Resources Corp. acquires environmentally safer method developed at Purdue to advance clean energy technologies that require rare-earth elements, a market estimated at about $4 billion annually.
How do electrons close to Earth reach almost the speed of light?
New study found that electrons can reach ultra-relativistic energies for very special conditions in the magnetosphere when space is devoid of plasma.
Sea level will rise faster than previously thought
There are two main elements to observe when assessing sea level rise. One is the loss of the ice on land, e.g., melting mountain glaciers and inland ice sheets on Greenland and Antarctica, and the other is that the sea…
More than meets the eye (of the storm): Typhoons in Korea amplified wildfires in America
Study shows that cyclones could affect seemingly unrelated weather disasters in an entirely different continent
Harnessing the power of AI to understand warm dense matter
CASUS researchers develop effective tool to describe exotic state of matter
Diamonds need voltage
In addition to heat and high pressure, small electric fields can also play a decisive role in the formation of this extremely hard carbon compound.
Do as the Romans: Power plant concrete strengthens with time
A rare mineral that has allowed Roman concrete marine barriers to survive for more than 2,000 years has been found in the thick concrete walls of a decommissioned nuclear power plant in Japan. The formation of aluminous tobermorite increased the…
Researchers at Brazil’s space institute discover why lightning branches and flickers
Analysis of the first super slow motion recordings of upward flashes suggests a possible explanation for the formation of luminous structures after electrical discharges split in the atmosphere.