Glass frogs living near roaring waterfalls wave hello to attract mates
Glass frogs living near roaring waterfalls wave hello to attract mates
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A conservationist has discovered that the glass frog Sachatamia orejuela can be added to the list of species that make use of visual cues in response to their acoustic environments. This is the first time a member of the glass frog family (Centrolenidae) has
Scientists offer road map to improve environmental observations in the Indian Ocean
Scientists offer road map to improve environmental observations in the Indian Ocean
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A group of more than 60 scientists have provided recommendations to improve the Indian Ocean Observing System (IndOOS), a basin-wide monitoring system to better understand the impacts of human-caused climate change in a region that has been warming faster tha
Conductive nature in crystal structures revealed at magnification of 10 million times
Conductive nature in crystal structures revealed at magnification of 10 million times
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In groundbreaking materials research, a team has made a discovery that blends the best of two sought-after qualities for touchscreens and smart windows -- transparency and conductivity.
Controlling chemical catalysts with sculpted light
Controlling chemical catalysts with sculpted light
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Using state-of-the-art fabrication and imaging, researchers watched the consequences of adding sculpted light to a catalyst during a chemical transformation. This work could inform more efficient -- and potentially new -- forms of catalysis.
Scientists identify nutrient that helps prevent bacterial infection
Scientists identify nutrient that helps prevent bacterial infection
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Scientists studying the body's natural defenses against bacterial infection have identified a nutrient -- taurine -- that helps the gut recall prior infections and kill invading bacteria, such as Klebsiella pneumoniae (Kpn). The finding could aid efforts seek
Tool to distribute limited vaccines equitably
Tool to distribute limited vaccines equitably
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Researchers have developed a tool that incorporates a person's age and socioeconomic status to prioritize vaccine distribution among people who otherwise share similar risks due to their jobs.
New delivery method promises relief from antipsychotic medication's adverse side effects
New delivery method promises relief from antipsychotic medication's adverse side effects
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A team of neuroscientists and engineers has created a nasal spray to deliver antipsychotic medication directly to the brain instead of having it pass through the body.
Breathing easier with a better tracheal stent
Breathing easier with a better tracheal stent
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New research is poised to drastically improve the use of tracheal stents for children with airway obstruction. Researchers demonstrate for the first time the successful use of a completely biodegradable magnesium-alloy tracheal stent that safely degrades and
Researchers trace geologic origins of Gulf of Mexico 'super basin' success
Researchers trace geologic origins of Gulf of Mexico 'super basin' success
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The Gulf of Mexico holds huge untapped offshore oil deposits that could help power the U.S. for decades. According to researchers, the basin's vast oil and gas reserves are the result of a remarkable geologic past. Only a fraction of the oil has been extracte
Target discovered that halts osteoarthritis-type knee cartilage degeneration
Target discovered that halts osteoarthritis-type knee cartilage degeneration
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In a mouse study, researchers used nanotechnology and previous knowledge of a protein pathway to significantly reduce knee cartilage degeneration and pain.
RNA's mysterious folding process
RNA's mysterious folding process
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Using data from RNA-folding experiments, the researchers generated the first-ever data-driven movies of how RNA folds as it is made by cellular machinery. By watching their videos of this folding occur, the researchers discovered that RNA often folds in surpr
Divergences between scientific and Indigenous and Local Knowledge can be helpful
Divergences between scientific and Indigenous and Local Knowledge can be helpful
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Divergences between scientific and Indigenous and Local Knowledge can provide a better understanding of why local pastoralists may be willing, or not, to participate in conservation initiatives for carnivores, a study suggests.
Stuck in a rut: Ocean acidification locks algal communities in a simplified state
Stuck in a rut: Ocean acidification locks algal communities in a simplified state
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Researchers have found that ocean acidification limits algal communities to a state of low diversity and complexity. Communities grown in waters rich in carbon dioxide (CO2) were dominated by turf algae, and had low biodiversity, ecological complexity and bio
Helium nuclei at the surface of heavy nuclei discovered
Helium nuclei at the surface of heavy nuclei discovered
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Scientists are able to selectively knockout nucleons and preformed nuclear clusters from atomic nuclei using high-energy proton beams. In an experiment the existence of preformed helium nuclei at the surface of several tin isotopes could be identified in a re
Scientists identify contents of ancient Maya drug containers
Scientists identify contents of ancient Maya drug containers
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Scientists have identified the presence of a non-tobacco plant in ancient Maya drug containers for the first time. The researchers detected Mexican marigold (Tagetes lucida) in residues taken from 14 miniature Maya ceramic vessels. The vessels also contain ch
X-Rays surrounding 'Magnificent 7' may be traces of sought-after particle
X-Rays surrounding 'Magnificent 7' may be traces of sought-after particle
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Theoretical physicists suggest that never-before-observed particles called axions may be the source of unexplained, high-energy X-ray emissions surrounding a group of neutron stars.
Snakes evolve a magnetic way to be resistant to venom
Snakes evolve a magnetic way to be resistant to venom
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Certain snakes have evolved a unique genetic trick to avoid being eaten by venomous snakes, according to new research. The technique works in a manner similar to the way two sides of a magnet repel each other.
2020 tied for warmest year on record, NASA analysis shows
2020 tied for warmest year on record, NASA analysis shows
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Earth's global average surface temperature in 2020 tied with 2016 as the warmest year on record, according to an analysis by NASA.
Researchers Find NTRK fusions more common than expected in pediatric tumors
Researchers Find NTRK fusions more common than expected in pediatric tumors
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Researchers have found that NTRK fusions are more common in pediatric tumors and also involve a wider range of tumors than adult cancers, information that could help prioritize screening for NTRK fusions in pediatric cancer patients who might benefit from tre
ADA lowers target HbA1C levels for children with type-1 diabetes
ADA lowers target HbA1C levels for children with type-1 diabetes
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In early 2020, upon recommendation by leading endocrinologists, American Diabetes Association lowered the target hemoglobin A1C guidelines for children with type 1 diabetes. Their goal in recommending stricter glucose control was to ensure children with type
DNA test can quickly identify pneumonia in patients with severe COVID-19, aiding faster treatment
DNA test can quickly identify pneumonia in patients with severe COVID-19, aiding faster treatment
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Researchers have developed a DNA test to quickly identify secondary infections in COVID-19 patients, who have double the risk of developing pneumonia while on ventilation than non-COVID-19 patients.
New fossil provides clarity to the history of Alligatoridae
New fossil provides clarity to the history of Alligatoridae
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Families are complicated. For members of the Alligatoridae family, which includes living caimans and alligators - this is especially true. They are closely related, but because of their similarity, their identification can even stump paleontologists.
Guppies have varying levels of self-control
Guppies have varying levels of self-control
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Just like humans trying to stick to New Year's resolutions, guppies have varying levels of self-control, a new study shows.
Managing large-scale construction projects to avoid cost overruns
Managing large-scale construction projects to avoid cost overruns
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Supplier selection and pricing format decisions that reflect key characteristics of the project, such as the size of the project, duration, and type of customer, are best at reducing a significant part of cost overruns.
Changing resilience of oceans to climate change
Changing resilience of oceans to climate change
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Oxygen levels in the ancient oceans were surprisingly resilient to climate change, new research suggests.
Rare lichen unique to Florida discovered in museum collections, may be extinct
Rare lichen unique to Florida discovered in museum collections, may be extinct
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Scientists have found a new species of fleshy verdigris lichen, thanks to DNA analysis of museum specimens. Misidentified by its original collectors, the lichen is only known from 32 specimens collected in North and Central Florida scrubland between 1885 and
Extreme fire weather
Extreme fire weather
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When the Thomas Fire raged through Ventura and Santa Barbara counties in December 2017, an earth science researcher was stunned by its severity. Burning for more than a month and scorching 440 square miles, the fire was then considered the worst in California
Scholars link diet, dentition, and linguistics
Scholars link diet, dentition, and linguistics
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Anthropologists used a novel data analysis of thousands of languages, in addition to studying a unique subset of celebrities, to reveal how a soft food diet -- contrasted with the diet of hunter-gatherers -- is restructuring dentition and changing how people
Climate change doesn't spare the insects
Climate change doesn't spare the insects
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Entomologists have seen a striking contraction of insect numbers and diversity. They are sharing new data suggesting that climate change is the culprit and they are coming up with a way to protect the survivors: a bioliteracy program that aims to educate Cost
Scientists uncover new path toward treating a rare but deadly neurologic condition
Scientists uncover new path toward treating a rare but deadly neurologic condition
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Molybdenum cofactor (Moco) is a compound that is little known but is essential for life. Children born without the ability to synthesize Moco die young. It has not been possible to create Moco supplements because the compound is so unstable. Studies in the ne
COVID-19 reduced U.S. life expectancy, especially among Black and Latino populations
COVID-19 reduced U.S. life expectancy, especially among Black and Latino populations
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A new study finds that due to COVID-19 deaths last year, life expectancy at birth for Americans will shorten by 1.13 years to 77.48 years -- the largest single-year decline in life expectancy in at least 40 years.
Metformin use reduces risk of death for patients with COVID-19 and diabetes, study finds
Metformin use reduces risk of death for patients with COVID-19 and diabetes, study finds
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Use of the diabetes drug metformin -- before a diagnosis of COVID-19 -- is associated with a threefold decrease in mortality in COVID-19 patients with Type 2 diabetes, according to a new study. Diabetes is a significant comorbidity for COVID-19. This benefici
Population density and virus strains will affect how regions can resume normal life
Population density and virus strains will affect how regions can resume normal life
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As a new, apparently more transmissible version of the virus that causes COVID-19 has appeared in several countries, new research finds that the transmissibility of viral strains and the population density of a region will play big roles in how vaccination ca
Teeth pendants speak of the elk's prominent status in the Stone Age
Teeth pendants speak of the elk's prominent status in the Stone Age
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The elk was the most important animal to the people inhabiting the northern coniferous belt, with its incisors being perhaps the most coveted part of the body. Incisors were turned into pendants, which were attached using strings made of fibre or sinew. The m
Borrowing from birds, experts reduce search times for novel high-entropy alloys to seconds
Borrowing from birds, experts reduce search times for novel high-entropy alloys to seconds
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Computational materials science experts have enhanced an algorithm that borrows its approach from the nesting habits of cuckoo birds, reducing the search time for new high-tech alloys from weeks to mere seconds.
Spectacular fossil discovery: 150 million-year-old shark was one of the largest of its time
Spectacular fossil discovery: 150 million-year-old shark was one of the largest of its time
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A team led by Sebastian Stumpf from the University of Vienna describes an well-preserved skeleton of the ancient shark Asteracanthus. This rare fossil find comes from the famous Solnhofen limestones in Bavaria, which was formed in a tropical-subtropical lagoo
600-year-old marine sponge holds centuries-old climate records
600-year-old marine sponge holds centuries-old climate records
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Scientists used a 600-year-old marine sponge to reconstruct a record of ocean temperature in the North Atlantic revealing past volcanic activity as well as the current global warming trend from the release of carbon dioxide and other heat trapping gasses int
Penned release of green geckos has potential to help preserve threatened native species
Penned release of green geckos has potential to help preserve threatened native species
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Researchers outlined how they translocated 19 barking geckos to Mana Island, using the method of penned release - enclosing them in a 100m² pen for three months so they get used to the site and hopefully establish a breeding population.
A highly sensitive technique for measuring the state of a cytoskeleton
A highly sensitive technique for measuring the state of a cytoskeleton
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Researchers have developed a highly sensitive technique to quantitatively evaluate the extent of cytoskeleton bundling from microscopic images. Until now, analysis of cytoskeleton organization was typically made by manually checking microscopic images. The ne
Acting quickly after heart attack symptoms start can be a heart saver
Acting quickly after heart attack symptoms start can be a heart saver
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The degree of heart muscle damage from a heart attack is associated with how long it takes from when heart attack symptoms start to when patients receive an artery-clearing procedure called percutaneous coronary intervention, or PCI. The longer the time perio
