Articles tagged with Ice
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Researchers discovered that impure ice is less sticky than pure ice due to its unique structure and quasi-liquid layer. The study found that slow freezing processes preserve contaminants within the ice, leading to weaker adhesion. This discovery could lead to the design of next-generation winterization techniques.
A research team led by Konrad Meister discovered that small proteins are involved in efficient ice formation, outperforming larger proteins found in other organisms
Research confirms Greenland's glaciers are melting rapidly due to climate change, with a 5-fold increase in melting over the past 20 years. The study reveals that 25 meters of ice are lost annually, contributing significantly to sea level rise and posing significant challenges for renewable energy and ecosystems.
The West Antarctic Ice Sheet is projected to melt at an increased rate, even under ambitious climate targets. Sea levels may rise by up to five meters, impacting millions of people living near the coast. The study's findings highlight the need for continued efforts to reduce greenhouse gas emissions and adapt to sea-level rise.
Researchers found that springtail insects developed a small protein to prevent their cells from freezing more than 400 million years ago, predating other animals. This discovery challenges previous beliefs and highlights the adaptability of these tiny creatures in extreme environments.
Researchers have identified pathways through which warm ocean water flows into ice shelf cavities for the first time. The study found broad ocean heat intruding toward the shelf, with seawater temperatures up to 1℃ higher than freezing at depths of 50-100 meters.
Researchers at Texas A&M University have developed an isochoric vitrification technique that preserves and revives live coral fragments without forming ice. This breakthrough enables the collection of coral samples throughout the year, supporting conservation efforts to protect reefs and their diverse ecosystems.
Scientists have found that dust storms in Alaska can cause ice formation in clouds, which could add to or help cool the planet. The particles from these storms contain more biological material than those from desert environments, making them effective at forming ice crystals.
Paleontologists discovered a tiny fossil mammal that thrived in Arctic conditions 73 million years ago. The 'ice mouse', weighing only 11 grams, likely weathered four months of winter darkness and freezing temperatures.
Recent extreme events in Antarctica and the Southern Ocean are likely to become more common and severe due to global warming. The study calls for urgent policy action to protect the continent's fragile environments, which have global implications if not preserved.
The James Webb Space Telescope has detected hydrogen peroxide on Ganymede's poles and sulfur monoxide on Io, revealing new secrets about Jupiter's Galilean satellites. These findings suggest that charged particles from Jupiter's magnetosphere can alter the surface chemistry of icy moons.
Sediments from the Camp Century ice core show northwestern Greenland was ice-free during MIS 11 interglacial period. This finding indicates the Greenland Ice Sheet contributed to 1.4 meters of sea-level equivalent to global sea level during this time.
Researchers at the University of Tennessee have developed a vegan way to prevent freezer burn and ice damage by breaking down soy proteins into peptides that slow ice crystal growth. The study, published in ACS Journal of Agricultural and Food Chemistry, shows promise for preserving frozen vegan foods.
Scientists have developed a new radar technique that can image hidden features within the upper few feet of ice sheets, including melting glaciers on Earth and potentially habitable environments on Jupiter's moon Europa. The technique boosts resolution by combining two different radar bandwidths and looking for discrepancies.
Researchers have discovered ultra-thin metal-organic layers that prevent ice crystal formation in red blood cells during freezing and thawing. These nanolayers, made from metal-organic frameworks based on hafnium, show excellent cryoprotection at minimal concentrations, potentially leading to new and efficient cryoprotectants.
A study by Ohio State University researchers found Steenstrup Glacier in Greenland is retreating at an unprecedented rate, with a 5-mile retreat and quadrupled velocity between 2018 and 2021. The glacier's rapid change reveals that even long-term stable glaciers are susceptible to sudden and rapid retreat due to warming waters.
A team led by Associate Professor Jonathan Boreyko has discovered that ice can quench heat more effectively than water, especially at high temperatures. The study found that ice absorbs heat as it melts, reducing the amount of heat available for vapor bubbles to form.
Researchers found that applying ice to minor muscle damage in rats enhances muscle repair and reduces inflammation. The study used an animal model of mild injuries and showed that icing attenuates the recruitment of pro-inflammatory macrophages, preventing injury expansion. This contradicts previous findings on the negative effects of ...
Researchers at Pusan National University have created a new algorithm that can accurately predict ice resistance and fracture points for ships navigating through the Arctic shipping routes. The model uses an elastic material approach, allowing it to study continuous ice-breaking processes, which is essential for efficient navigation.
Researchers developed a new method to monitor methane releases in deep-sea sediments, showing that small-scale dissociation events are occurring more often than previously detected. Fossils of benthic foraminifera from the order Miliolida have been found to record these smaller-scale events.
Researchers used a 3D radar scan to reveal that Malaspina Glacier is undercut by channels, making it more vulnerable to melting and potentially contributing significantly to global sea level rise. The glacier's bulk sits below sea level, and its coastal barrier erodes, allowing ocean water to access the glacier and accelerate its retreat.
The study reveals hydrated salts can lose their facets and become soft when slowly dissolved in humid air, exhibiting liquid-like molecular mobility at their surfaces. This finding challenges the conventional understanding of crystal formation and behavior.
Researchers have identified early warning signs of Antarctic ice shelf collapse prior to the 2002 Larsen B collapse. The study suggests that widespread flow acceleration and frequent small-iceberg calving may serve as precursors to destabilization, controlled by both atmospheric and oceanic warming anomalies.
The James Webb Space Telescope has discovered frozen forms of complex molecules on the surface of small dust grains, providing insight into planetary system formation. The study reveals that these ice-cold conditions facilitate the creation of essential molecules for life, with potential implications for exoplanet atmospheres.
Researchers found that salt concentration is crucial for icicle ripple formation. With increasing salt levels, ripples become stronger and more visible. This discovery explains the rippled patterns on gutters and car bumpers during winter.
Researchers at UCL discovered a new type of ice, medium-density amorphous ice (MDA), which has the same density as liquid water and exhibits properties similar to solid water. This finding may challenge existing models of water and raise questions about its anomalies.
A team of researchers at Cambridge and UCL created a novel amorphous form of ice called medium-density amorphous ice (MDA), which resembles liquid water in its solid state. MDA has a density similar to that of liquid water and displays unique properties not found in other forms of ice.
Researchers used density functional theory to investigate the mechanical properties of superionic ice XVIII, which is thought to make up a large part of Neptune and Uranus. The study found that dislocations in the crystal lattice produce shear, leading to macroscopic deformations and potentially influencing the planets' magnetic fields.
A new study suggests that an orbiting space probe could provide definitive answers about the presence of life on Enceladus' ocean. The team mapped out how a hypothetical mission could gather data from the moon's plumes, which are thought to contain organic molecules and methane.
A computer simulation confirms the presence of a self-lubricating layer on the surface of ice, which is driven away by pressure and causes the ice to melt and repair itself. This discovery could lead to improved lubricants in other systems and significant energy savings.
Experimental physicists discovered that water impurities become entrapped within icicles, creating chevron patterns and ripple effects. The study reveals that internal patterns are connected to external shapes, leading to a deeper understanding of natural ice formations.
A new study reveals huge gaps in data on how communities use mountain water sources, complicating efforts to model future scenarios. The researchers emphasize the need for improved data and process understanding to guide effective climate change adaptation.
Scientists have found that narwhals are changing their migration patterns in response to sea ice loss due to climate change. The study, published in PNAS, shows significant delays in autumn migrations and sex-specific differences in departure times.
Scientists have observed distinct seasonal movements in the flow of land-based ice draining into George VI Ice Shelf on the Antarctic Peninsula, with glaciers speeding up by approximately 15% during the Antarctic summer. This finding suggests that similar seasonal variability may exist at other vulnerable sites in Antarctica, potential...
The UBC Okanagan team has created a novel, passive-de-icing coating that integrates an ice-detecting microwave sensor. This technology enables automatic melting of ice without external energy input, reducing wear-and-tear and energy waste.
A new study predicts that global warming will shorten safe ice conditions on frozen lakes by 2-3 weeks over the next 80 years. This will have a significant impact on indigenous communities and regional economies that rely on ice roads.
A University of Houston engineer has developed a sprayable ice-shedding material that is 100 times stronger than any others. The new durable coating material controls interfacial fractures and can accelerate crack formation and growth.
Researchers analyzed eight ice caves in Tyrol, Styria, Upper Austria, and Carinthia, finding a decline in ice mass over the past 2000 years due to human-induced climate change. The study mirrors the evolution of glaciers during the Late Holocene period, with significant consequences for these underground ice formations.
Scientists mapped high-resolution seafloor images revealing Thwaites Glacier retreated at rates up to 2.1 km/year in the past, potentially leading to a total loss of ice and a 3-10 ft sea level rise. This study provides new insights into the glacier's future behavior.
Astronomers find that carbon monoxide is three to 100 times less than predicted in disk observations, suggesting a massive ice formation problem. The new model suggests carbon monoxide forms on large particles of ice, especially after one million years.
A new study suggests Europa's ice shell could be orders of magnitude purer than previously thought due to the formation of frazil ice, which keeps salt in seawater. This could affect the ice's strength and heat transfer, making it crucial for understanding Europa's habitability.
Researchers at Princeton University used artificial intelligence to simulate ice formation by individual atoms and molecules with quantum accuracy. This breakthrough enables tracking of hundreds of thousands of atoms over longer timespans than previous simulations.
Research team from Goethe University reproduces Asian monsoon conditions in experimental chamber, identifying increased aerosol particle formation. The study found that ice clouds can form under lower water vapour supersaturation than anticipated, affecting climate models' accuracy.
Scientists at Paul Scherrer Institute have observed artificial spin ice structures aligning with temperature changes, revealing a complex phase transition. The discovery could lead to novel high-speed computers with low power consumption.
Scientists have discovered a novel way to prevent the formation of ice crystals in ice cream by adding cellulose nanocrystals. The additive, which is more effective than current stabilizers, works by stopping the growth of ice crystals and slowing down their recrystallization process.
Researchers at UNLV's Nevada Extreme Conditions Lab have discovered a new form of ice with unique properties. The team found that the transition to Ice-X occurs at much lower pressures than previously thought.
A new color catalog of icy planet surface signatures has been created to aid in the search for life on frozen worlds. The catalog, based on microorganisms found in subarctic conditions, provides a tool for comparing Earth's biological microbes with those on other planets.
The Antarctic scallop's microscopic ridges create a regular structure that prevents water from freezing on its surface, allowing it to resist icing. This unique feature provides an advantage for the species, with researchers suggesting potential technological applications for non-icing surfaces in polar shipping.
Researchers from the University of Amsterdam have found that ice can heal itself by forming a new layer of ice to cover scratches and cuts. This discovery could potentially extend breaks between skating races, but careful control of moisture in the air is still necessary.
Researchers found that levitating ice requires a significantly higher temperature threshold than liquid water, with the meltwater layer creating a temperature differential that consumes most of the surface's heat. This results in a larger temperature window for boiling, leading to better heat transfer compared to using a liquid alone.
Researchers have developed a cream that prevents frostbite injuries in mice when applied to the skin before severe cold exposure. The cream, called SynAFP, reduces frostbite wound size and speeds healing compared to no treatment. Further studies are needed to determine its effects on humans.
The study found that plate wettability had no impact on the performance of anti-icing fluids, contradicting previous research. Smooth hydrophobic coatings were shown to prevent ice accretion and reduce water adhesion.
Researchers used Rayleigh waves to produce high-resolution images of the rocks underneath the ice sheet, identifying key factors controlling ice flow. The study provides a better understanding of processes contributing to accelerated ice discharge into the ocean and sea level rise.
Researchers have discovered that vast ice forms on Pluto's surface are formed by the sublimation of nitrogen ice, powering convection in the ice layer of Sputnik Planitia. This process is consistent with climate models and has implications for other planetary bodies.
Researchers have pushed the limit of when water will freeze to -44 C by using soft interfaces like gels or lipids. This discovery has significant implications for climate prediction, cloud conditions, cryopreservation of organs, and technologies exposed to icing conditions.
Lakes in the Northern Hemisphere are warming at an alarming rate, with some losing up to two months of ice cover since records began. The study, led by York University, found that lakes are losing on average 17 days of ice cover per century.
Researchers at Berkeley Lab have successfully engineered microbes to produce novel chemicals and developed a new technique for studying enzyme reactions in real-time. This breakthrough could lead to the production of sustainable fuels, pharmaceuticals, and renewable plastics.
Researchers have created superionic ice phases XVIII and XX by subjecting water to record-breaking pressures and temperatures. The study provides insights into the formation of these conductive forms of ice and their potential role in explaining the mysterious magnetic fields of Uranus and Neptune.
Researchers discovered that ice needles growing on frozen ground can push up rocks into regular patterns through a combination of experiments and computer modeling. Over time, stones cluster together, leaving bare patches stone-free, as the size of the stones, soil moisture, and ice needle growth interact.
Researchers have successfully replicated the 'Zen stone' phenomenon, where stones are naturally placed atop pedestals of ice, shedding light on sublimation's influence. This process, which changes solid to gaseous form without a liquid intermediary, is revealed to shape natural structures in unique ways.