Researchers have discovered that peacock mantis shrimp prefer the taste of white meat over red tissue from disco clams, suggesting that color may not be a warning signal. The study aims to determine whether mantis shrimp can learn to fear the color red and its potential role in evolution.
Research suggests climate-related droughts triggered decline in Assyria's way of life and contributed to its collapse. The empire's reliance on rainfall for agriculture made it vulnerable to prolonged droughts, leading to instability and conflict.
Researchers developed a speech-based mobile app that can categorize a patient's mental health status as accurately as or better than humans. The AI system assesses speech samples, compares them to previous samples and the broader population, and rates the patient's mental state.
A recent study on Reddit's basketball fans reveals that mixing fans of different teams can lead to a backfire effect, resulting in more negative comments and hate speech. The researchers found that when fans interact with opposing groups online, their language patterns deteriorate, becoming increasingly negative and confrontational.
A team of scientists has discovered ancient fossil teeth in the Yukon, which are believed to belong to a long-extinct cousin of modern rhinoceroses. The discovery provides a gap in the fossil record and sheds light on the migration patterns of animals during the Tertiary Period.
Researchers found facial analysis services performed worse on transgender individuals and were unable to classify non-binary genders, highlighting outdated stereotypes in the systems' assessment of gender. The study suggests moving away from gender classification altogether and using more specific labels like 'long hair' or 'make-up',
A new study of nearly 11,000 youth followed for 14 years found that adolescents who play contact sports are not more likely to experience cognitive impairment, depression, or suicidal thoughts later in life. In fact, football players were less likely to suffer from depression in early adulthood compared to other groups.
Scientists at the University of Colorado Boulder have developed a way to create tiny schools of molecular 'fish' using liquid crystals. These deformations, which can twirl together as a group and interact with each other, could lead to new interactive display technologies.
A new study found that tiny particles formed in the tropics can brighten lower-level clouds, which may impact global cooling predictions. The research used measurements from a massive airborne study to understand how these particles form and contribute to cloud properties.
New research reveals that warm ocean water is attacking the undersides of Antarctica's ice shelves, weakening their edges and making them more vulnerable to breakup. This process can lead to increased rates of sea-level rise, as ice on land flows quickly into the ocean.
Research reveals that coniferous forests struggle to recover after wildfires due to limited seed availability, particularly near severe burn zones. Warm and dry conditions further impede new tree seedling establishment. Land managers are advised to concentrate reforestation efforts in cool, wet areas.
A new study suggests that a nuclear war between India and Pakistan could result in 50-125 million deaths, with temperatures potentially dropping by up to 9 degrees Fahrenheit. The conflict could also lead to severe food shortages worldwide, affecting human populations higher on the food chain.
A team of researchers has developed a method to screen bone samples for collagen using near-infrared spectrometry, reducing the need to destroy valuable remains. This breakthrough could enable scientists to analyze ancient DNA and gain insights into human history.
Physicists at the University of Colorado Boulder have discovered a way to tie microscopic knots within liquid crystals, a type of material used in electronics. The researchers found that by applying voltage, they can expand or shrink the knots and even form complex shapes.
A University of Colorado Boulder study found that women tend to take cover during emergencies and prepare for evacuation but often struggle to convince men to do so. Women are also relegated to traditional roles such as homemaker after disasters, while men focus on finances and lead community efforts.
A CU Boulder-led study finds that thick ice slabs in Greenland are sending meltwater spilling into the ocean, contributing to sea-level rise. The runoff zone could expand by the size of Colorado or Texas under different climate scenarios, raising seas by an extra quarter inch to nearly three inches.
Researchers create biomaterial-based models of heart tissues to understand the impact of aortic valve replacement procedures on cardiac tissue remodeling. The study reveals key proteins associated with myofibroblast deactivation and offers potential for developing innovative therapies for fibrotic diseases of the heart.
A new study of nearly half a million people found that sleeping between 6 and 9 hours nightly can cut the risk of heart attack by up to 18% for those with genetic predisposition. Sleeping too little or too much also boosts heart attack risk, with optimal sleep duration being critical for overall heart health.
Research from the University of Colorado Boulder found autism rates increasing by double digits among racial minorities, with black rates exceeding those of whites in most states. Hispanic rates grew faster than any other group, while prevalence among white youth is ticking up again after a plateau in the mid-2000s.
Scientists studied a massive wildfire smoke plume that lasted for nearly nine months, providing an ideal opportunity to test climate models. The findings show that black carbon was key to the plume's rapid rise and persistence, challenging previous nuclear winter studies.
Scientists create dynamic phases of matter by nudging quantum materials to jump between two states, allowing for new window into materials research. The discovery could lead to breakthroughs in quantum technologies and communication systems.
A new computer system called EmoNet can accurately categorize images into emotional categories, suggesting that the visual cortex plays a crucial role in emotion processing. The study found that EmoNet could recognize emotions with high accuracy, even for nuanced emotions like confusion and awe.
Researchers at the University of Colorado Boulder have developed a low-cost, high-performance battery chemistry that achieves exceptional voltage and high efficiencies. The new innovation uses chromium and organic binding agents to stabilize a potent electrolyte, offering promise for cost-effective manufacturing.
Researchers found that the soil in Chaco Canyon could not support farming due to scarce rainfall and destructive flash floods. The team calculated that only 100 acres of farmland would have been sufficient to feed a maximum of 1,000 people.
Scientists have made significant advancements in measuring global ice sheet mass using satellite imaging and remote sensing equipment, allowing for greater detail than ever before. This improves the connection between climate variations and ice mass changes over time.
Researchers have discovered thriving microbial communities in high-elevation ice spires in the Andes Mountains, offering insights into the limits of life on Earth. Snow algae were found to be present in these formations for the first time at an extreme elevation, providing a possible analogue for life on other planets.
The world faces an urgent need for a global agenda to manage sand, a key ingredient in modern life. With rapid urbanization and population growth driving high demand, the global sand extraction rate is projected to increase by 300% between 2000-2100.
Researchers have discovered evidence of Neanderthals using adhesive on their stone tools, known as hafting, in two Italian caves. The discovery suggests that Neanderthals were capable of crafting more complex tools and may have even built fires to warm the resin.
Researchers discovered that meteors create 'meteoric smoke' in Mars' middle atmosphere, condensing into thin clouds. These clouds have a significant impact on the Martian climate, influencing temperatures and potentially affecting past evolution.
Researchers discovered hints of the sun's internal clock behaving erratically, switching between normal and alternate states. The team found intriguing discrepancies in the sun's magnetic fields that could provide clues to its internal behavior.
Nanobio-hybrid organisms use light-activated quantum dots to produce biodegradable plastic, gasoline, ammonia, and biodiesel from airborne CO2. The process shows promising signs of being able to operate at scale.
A new study reveals that rare 'superflares' can occur on older, quieter stars like our sun, posing a threat to Earth's electronics. The events, which eject huge bursts of energy, could disrupt communication satellites and cause blackouts.
A large-scale program delivering water filters and cookstoves to Rwandan homes reduced reported diarrhea and acute respiratory infection rates by 29% and 25%, respectively. Improved drinking water quality and immunological boosts may contribute to the observed health benefits.
Researchers have identified an anti-inflammatory fat in a soil-dwelling bacterium that may be responsible for quelling stress-related disorders. The discovery brings the researchers one step closer to developing a microbe-based 'stress vaccine'.
Researchers at the University of Colorado Boulder have successfully created colloidal particles that mimic atomic behavior, allowing for controlled interactions and assembly. By exposing these particles to different light sources, they can switch between attractive and repulsive forces.
A study published in Experimental Physiology found that short-sleepers have lower blood levels of three microRNAs, which influence gene expression and maintain vascular health. This could lead to new tests for sleep-deprived patients concerned about their health.
New research finds that working in a Colorado nail salon increases the risk of cancer due to exposure to carcinogenic compounds. Workers reported symptoms such as headaches, respiratory difficulties, and skin irritation, with lifetime cancer risk up to 100 times higher than baseline EPA-issued levels.
A study of 600 adult marijuana users found that cannabis use motivates exercise, improves enjoyment, and boosts recovery. While cannabis may not enhance performance, it could serve as a benefit to exercise engagement.
Scientists at CU Boulder discovered that zapped magnets exhibit fluid-like behavior, with spins changing orientation like waves in an ocean. This phenomenon occurs after a short laser pulse, leading to the formation of 'droplets' with consistent magnetic properties.
Preliminary results from a clinical trial show that 5-minute Inspiratory Muscle Strength Training can significantly lower blood pressure and improve large-artery function. The study also found improvements in cognitive performance and endurance during exercise.
Researchers at the University of Colorado Boulder have developed a new method for trapping single atoms using optical tweezers, achieving an unprecedented 90% success rate. This breakthrough enables the efficient assembly of atom grids, a crucial step towards harnessing quantum computing power.
A new University of Colorado Boulder study found that the 18 most highly-studied candidate genes for depression are no more associated with it than randomly chosen genes. The research suggests that depression is influenced by many variants, each having a miniscule effect, and challenges previous 'candidate gene hypotheses',
A global study found that colder climates produce richer bacterial communities on amphibian skin than warmer environments. The American bullfrog was representative of this phenomenon, with lower minimum temperatures associated with greater bacterial diversity.
A University of Colorado Boulder study found that gender quotas in local governing bodies can significantly reduce global deforestation and greenhouse gas emissions. When offered financial incentives, groups with gender quotas conserve more trees than those without quotas, even when men are present in decision-making roles.
Researchers found that alpine tundra in Colorado's Front Range emits more CO2 than it captures annually, potentially creating a feedback loop. The study suggests higher-than-expected year-round microbial activity, even without deep insulating snowpack, and may liberate decades-to-centuries-old carbon from the landscape.
The study finds that Bennu exists in a delicate balance between two competing forces, its wild spin creating a competition between gravity and centrifugal acceleration. This balance affects the asteroid's long-term evolution and potential demise.
Research suggests that an aging microbiome may be the key to understanding vascular decline and cardiovascular disease risk. The study found that suppressing the microbiome in old mice restored vascular health to that of young mice, highlighting the potential for gut-friendly diets and supplements.
A new study forecasts that ocean acidification will reduce the depth at which some shelled organisms can survive to just 83 meters by 2100. This drastic reduction in viable habitat could impact marine food webs significantly and lead to cascading changes across ocean ecosystems.
Researchers analyzed over 900 networks from biology, transportation, technology and more, finding that close to 50% don't meet the definition of a scale-free network. The study's findings suggest that the shape of a network determines its properties, including susceptibility to targeted attacks or disease outbreaks.
Research found that sleeping in on weekends doesn't lastingly improve health measures, and even short-term recovery is disrupted by returning to poor sleep habits. The study suggests that consistency matters for getting sufficient sleep and minimizing the risk of obesity and diabetes.