From eurekalert.org
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Auburn University and the NIH Center for Macromolecular Modeling and Visualization are hosting the 62nd Hands-On Workshop on Computational Biophysics from December 16-20, 2024. This event marks the pre-release of VMD 2.0, offering participants early access to the new interface alongside training...
on Nov 3
From eurekalert.org
Using mathematics to better understand cause and effect
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A new method for determining causality gives scientists a more holistic view of the causal role that contributing factors play within just about any system.
on Nov 2
From eurekalert.org
Echolocating bats use acoustic mental maps to navigate long distances
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By blindfolding Kuhl's pipistrelle bats and tracking their movements with novel GPS technology, researchers show that the tiny creatures can navigate over several kilometers using only echolocation. The findings highlight the animal’s ability to create and use detailed mental acoustic...
on Nov 1
From eurekalert.org
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Indigenous burning practices in Australia once halved shrub cover, reducing available fuels and limiting wildfire intensity for thousands of years, but the removal of these practices following European colonization has led to an increase in the tinder that has fueled today’s catastrophic...
on Nov 1
From eurekalert.org
Algae research provides insight on immune health
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Marine animals like jellyfish, corals and sea anemones often live with algae inside their cells in a symbiotic relationship. The animals give the algae nutrients and a place to live; in return, algae give the animals some of the food they make from sunlight via photosynthesis. While this...
on Oct 31
From eurekalert.org
Global ocean oscillations and climate change affect weather patterns in the Serengeti
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The interactions between global climate change and ocean oscillations – fluctuating cycles in wind and ocean temperatures – are impacting weather patterns in the Greater Mara-Serengeti ecosystem in Kenya and Tanzania, according to a new study led by Joseph Ogutu of the University of...
on Oct 31
From eurekalert.org
Into the great wide open: How steppe pastoralist groups formed and transformed over time
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With the time travelling ability of archaeogenetic studies it has become possible to shed light onto the dynamic past of human populations world-wide. Integrated with archaeological and anthropological data, it has been shown that fundamental changes in lifestyle, culture, technical know-how and...
on Oct 31
From eurekalert.org
Large meltwater accumulation revealed inside Greenland Ice Sheet
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A new study published in Nature unveils a surprising discovery: a substantial amount of meltwater is temporarily stored within the Greenland Ice Sheet during summer months. For the first time, an international group of researchers (from SUSTech China and TU...
on Oct 31
From eurekalert.org
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Geneticists from Trinity College Dublin, together with an international team of researchers, have deciphered the prehistory of aurochs – the animals that were the focus of some of the most iconic early human art – by analysing 38 genomes harvested from bones dating across 50...
on Oct 31
From eurekalert.org
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A new study in Nature finds that up to 215 million hectares of land (an area larger than Mexico) in humid tropical regions around the world has the potential to naturally regrow. That much forest could store 23.4 gigatons of carbon over 30 years and also have a significant impact on concerns...
on Oct 31
From eurekalert.org
High survival rates explain 20 years of rapid expansion of wolves in Germany
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Since wolves returned to Germany 20 years ago, they have spread quickly in many parts of the country. The rapid increase in the number of wolves was due to high survival and reproduction rates in areas with favourable environmental conditions. This is the result of an analysis carried out by the...
on Oct 31
From eurekalert.org
Landmark 20-year study of climate change impact on permafrost forests
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An Osaka Metropolitan University-led research team conducted perhaps the first long-term observation of CO2 budget in a permafrost forest. During the 20 years from 2003-2022, the team uncovered intriguing findings in the interior of Alaska.
on Oct 31
From eurekalert.org
Alcohol consumption among non-human animals may not be as rare as previously thought, say ecologists
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Anecdotes abound of wildlife behaving “drunk” after eating fermented fruits, but despite this, nonhuman consumption of ethanol has been assumed to be rare and accidental. Ecologists challenge this assumption in a review publishing October 30 in the Cell Press journal Trends in...
on Oct 31
From eurekalert.org
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Plastics contain a vast number of chemicals, some of which greatly impact the environment and human health. However, information on the presence of individual substances in plastic products is oftentimes not publicly available. In a peer-reviewed study, set to be published on 29 October 2024, in...
on Oct 30
From eurekalert.org
Oceanographers record the largest predation event ever observed in the ocean
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In the largest predation event ever recorded, researchers observed capelin shoaling off the coast of Norway, where a swarm of cod overtook them, consuming over 10 million fish in a few hours. The team hopes to deploy their technique to monitor the large-scale dynamics among other species of fish...
on Oct 30
From eurekalert.org
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Gender biases around male and female roles and under-representation of female characters appeared in textbooks from around the world, with male-coded words appearing twice as often as female-coded words on average, according to a study published October 9, 2024 in the open-access journal PLOS...
on Oct 30
From eurekalert.org
Three pathways to achieve global climate and sustainable development goals
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Sustainable lifestyles, green-tech innovation, and government-led transformation each offer promising routes to make significant progress towards the UN Sustainable Development Goals (SDGs) and the Paris Agreement, according to a new study by the Potsdam Institute for Climate Impact Research...
on Oct 30
From eurekalert.org
If we can't untangle this mess, Norway's blue industry will never be green
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For the first time, researchers have investigated how ropes and fishing lines are handled by the Norwegian commercial fishing industry. The fishing fleet loses almost 400 tonnes of rope in Norwegian waters every year.
on Oct 30
From eurekalert.org
Groundbreaking Innovations will be announced at Skin Aging and Challenges 2024 Conference
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The Skin Aging and Challenges 2024 conference will bring together leading scientists and researchers to explore the latest advancements in skin health, anti-aging, and cellular rejuvenation. Central themes include cellular senescence, mitochondrial function, microbiota's influence, and iron...
on Oct 29
From eurekalert.org
“Well-man” thrown from castle identified from 800-year-old Norse saga
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A passage in the Norse Sverris Saga, the 800-year-old story of King Sverre Sigurdsson, describes a military raid that occurred in AD 1197, during which a body was thrown into a well at Sverresborg Castle, outside Trondheim in central Norway, likely as an attempt to poison the main water source...
on Oct 29
From eurekalert.org
Riddle solved: Why was Roman concrete so durable?
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An unexpected ancient manufacturing strategy may hold the key to designing concrete that lasts for millennia.
on Oct 29
From eurekalert.org
Hydrogen: Breakthrough in alkaline membrane electrolyzers
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A team from the Technical University of Berlin, HZB, IMTEK (University of Freiburg) and Siemens Energy has developed a highly efficient alkaline membrane electrolyser that approaches the performance of established PEM electrolysers. What makes this achievement remarkable is the use of...
on Oct 29
From eurekalert.org
Scientists attempt to ease nightmares by manipulating emotions in dreams
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Nightmares, those fearful memories that re-emerge in dreams, can sometimes become regular occurrences, visiting people multiple times a week for months on end. In therapy, dreamers may be coached to rehearse positive versions of their most frequent nightmares, but in a study of such patients...
on Oct 29
From eurekalert.org
Evidence mounts for dark energy from black holes
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In a new study published in the Journal of Cosmology and Astroparticle Physics, researchers have strengthened the case that matter becomes dark energy when massive stars collapse and become black holes.
on Oct 28
From eurekalert.org
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In 2022, U.S. high school students Calcea Johnson and Ne'Kiya Jackson astonished teachers when they discovered a new way to prove Pythagoras’ theorem using trigonometry after entering a competition at their local high school. As a result, both students were awarded keys to the city of...
on Oct 28
From eurekalert.org
Listening to music may speed up recovery from surgery
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Looking for a creative way to quicken your recovery from surgery? The key may be found in listening to music, according to research presented at the American College of Surgeons (ACS) Clinical Congress 2024 in San Fransisco, California.
on Oct 27
From eurekalert.org
Move along moose, SFU study reveals the ‘most Canadian’ animals
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What is the “most Canadian” animal? Spoiler: it’s not the beaver, or the moose. Published today in the journal The Canadian Field-Naturalist, the study from a team of Simon Fraser University researchers ranks, for the first time ever, species of terrestrial...
on Oct 27
From eurekalert.org
Fat from 558 million years ago reveals earliest known animal
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Scientists from The Australian National University (ANU) and overseas have discovered molecules of fat in an ancient fossil to reveal the earliest confirmed animal in the geological record that lived on Earth 558 million years ago.
on Oct 27
From eurekalert.org
Scientific discovery scratching beneath the surface of itchiness
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A collaborative study led by De’Broski R. Herbert of the School of Veterinary Medicine at the University of Pennsylvania and postdoctoral researcher Juan Inclan-Rico has revealed how a specific species of mammal-targeting worms found a way around itch, allowing researchers to better...
on Oct 26
From eurekalert.org
Sleep experts call for UK to abolish twice-yearly clock changes
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A team of leading sleep researchers from the British Sleep Society have called for the government to abolish the twice-yearly clock changes in the UK due to the adverse effects on sleep and circadian health.A team of leading sleep researchers from the British Sleep Society have called for the...
on Oct 25
From eurekalert.org
Breathing deep: A metabolic secret of ethane-consuming archaea unraveled
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Scientists from the Max Planck Institute for Marine Microbiology in Bremen characterize novel enzymes from deep-sea microbes with a key function in the ethane degradation process, revealing surprises in the metabolism of these organisms.
on Oct 25
From eurekalert.org
Biodiversity increases nutrient availability
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Insects and spiders are important elements in the food webs of aquatic and terrestrial ecosystems. With declines in their biodiversity, the food supply for birds, fish, reptiles, amphibians and small mammals is not only becoming scarcer, but also poorer in important fatty acids, as an...
on Oct 25
From eurekalert.org
Rocky planets orbiting small stars could have stable atmospheres needed to support life
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A sequence of events during the evolution of certain rocky planets orbiting M-dwarfs, the most common stars in the universe, creates an atmosphere that would be stable over time. This is true for more temperate planets, orbiting a bit farther from the central star.
on Oct 25
From eurekalert.org
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Bacteria and fungi from the wings of bats could play a significant role in saving them from white-nose syndrome (WNS), a fungal disease affecting the skin of wings and muzzle, which has nearly wiped out vulnerable bat populations across North America.
on Oct 25
From eurekalert.org
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Healthy coral reefs echo with a chorus of grunts and purrs from fish feeding, looking for mates, or defending their territories, underscored by the persistent crackling of snapping shrimp. Larval corals use these sounds as cues to decide where to choose a home. The researchers found that now a...
on Oct 25
From eurekalert.org
Tardigrades, microscopic animals, are less cosmopolitan and more diverse than has been thought
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A study conducted by researchers at the State University of Campinas (UNICAMP) suggests that species thought to be distributed worldwide probably do not exist in Central and South America. At the same time, a wide array of environments and few specimens from the region point to the likelihood of...
on Oct 25
From eurekalert.org
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Analysis of nitrogen isotopes provides evidence of the earliest known photosymbiosis in corals Analysis of nitrogen isotopes provides evidence of the earliest known photosymbiosis in corals A research team led by researchers from the Max Planck Institute for Chemistry in Mainz has used nitrogen...
on Oct 25
From eurekalert.org
Polar bears' exposure to pathogens is increasing as their environment changes
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As the Arctic warms, polar bears now face a greater risk of contracting several pathogens than bears three decades ago. Karyn Rode and Caroline Van Hemert of the U.S. Geological Survey, report these findings in a new study published October 23, 2024, in the open-access journal PLOS ONE.
on Oct 25
From eurekalert.org
Harnessing plant odors to revolutionize sustainable agriculture
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Plants communicate through volatile organic compounds (VOCs) that help them respond to herbivorous pest attacks. This review explored the mechanisms behind these plant communications and their applications in sustainable agriculture. The study emphasized how integrating VOC-based technologies...
on Oct 25
From eurekalert.org
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Your ability to balance on one leg may be a reliable indicator of neuromuscular aging, with men and women showing significant declines over the decades
on Oct 25
From eurekalert.org
SFSU researchers’ unique 3D maps might help solve the mysteries of octopus arms
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San Francisco State researchers created three-dimensional molecular and anatomical maps of the inner neuronal circuitry of octopus arms. Their recent findings were published in two scientific papers in the journal Current Biology
on Oct 25
From eurekalert.org
When we disturb the seabed, we get more carbon dioxide and increase the risk of oxygen depletion
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A new study from Aarhus University shows that disturbances of the seabed from trawling equipment and dredging can lead to a series of negative consequences for both the marine environment and the global ecosystem.
on Oct 25
From eurekalert.org
Study of chick peeps could improve understanding of animal emotions
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Understanding animal emotions has been a long-running question at the forefront of welfare studies, but a new study may hold the key to decoding the chatter. The answer involves two baby chickens and a mirror.
on Oct 25
From eurekalert.org
‘Paleo-robots’ to help scientists understand how fish started to walk on land
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The transition from water to land is one of the most significant events in the history of life on Earth. Now, a team of roboticists, palaeontologists and biologists is using robots to study how the ancestors of modern land animals transitioned from swimming to walking, about 390 million years ago.
on Oct 25
From eurekalert.org
Little-studied RNA might be key to regulating genetic disorders like epilepsy, autism
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When a gene produces too much protein, it can have devastating consequences on brain development and function. Patients with an overproduction of protein from the chromodomain helicase DNA binding (CHD2) gene can develop a rare and severe neurodevelopmental disorder that renders them...
on Oct 25
From eurekalert.org
Evaluating the link between chemicals and declining insect populations
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Employing a library of more than 1,000 chemicals, EMBL scientists and collaborators investigated how agrochemicals affect insect populations. The scientists found that exposure to non-fatal amounts of 57% of the chemicals altered behaviour in fruit fly larvae, while higher levels compromised...
on Oct 25
From eurekalert.org
By studying new species of tardigrade, researchers glean insights into radiation tolerance
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Tardigrades, eight-legged microorganisms colloquially known as “water bears,” are the most radiation-tolerant animals on Earth. Now, by studying a newly identified species of tardigrade, researchers have gleaned valuable insights into the animal’s ability to withstand...
on Oct 25
From eurekalert.org
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Male birds help their parents less than females because they’re too busy scouting for new places to live and breed, a remarkable new study shows.
on Oct 25
From eurekalert.org
Capturing carbon from the air just got easier
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In the face of rising CO2 levels, scientists are searching for sustainable ways of pulling carbon dioxide out of the air, so-called direct air capture. A new type of porous material, a covalent organic framework (COF) with attached amines, stands out because of its durability and efficient...
on Oct 23
From eurekalert.org
Une mécanique géométrique façonne la truffe du chien
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La peau du nez de nombreux mammifères tels que le chien, le furet et la vache, présente des sillons formant une multitude de polygones. Une équipe de l’Université de Genève (UNIGE) a analysé en détail comment se forment ces motifs chez l’embryon en utilisant des techniques d’imagerie et de...
on Oct 23