Brown dwarfs get a bad rap in the stellar world, often labeled as "failed stars" for their inability to sustain nuclear fusion at their cores. The mass of these objects falls between planets and stars, ranging from 13 to 80 times the mass of Jupiter. Because they aren't massive
Dr. Amy Baird, Professor of Biology at the University of Houston-Downtown (UHD), and her colleagues are seeking to change the attitude of biologists toward the meaning of taxonomic categories above the species level with their paper "The 2 Sigma Genus Concept in mammalogy:
An international study shows how climate change is reshaping plant communities across Europe. Published in Nature, the study analyzed a unique database of more than 6,000 vegetation plots across forests, grasslands and mountain summits in Europe, with observations spanning
An interview with a music cognition researcher about the evolutionary roots of music The post Did Music Give Rise to Language? appeared first on Nautilus .
Modern portable and wearable electronic devices increasingly integrate high-performance components and wireless communication technologies. While this integration enhances functionality, it also raises the risk of electromagnetic interference (EMI) and heat accumulation, both
A severe and prolonged U.S. drought in the late 1980s played a central role in one of the largest fisheries declines ever recorded in the Gulf of Mexico, according to a new study published in Nature Communications.
Quantum computers could solve certain problems that would take traditional classical computers an impractically long time to solve. At the Japan Advanced Institute of Science and Technology (JAIST), researchers are now working to make these systems reliable and trustworthy.
If you've watched popular movies or television shows in the last decade, there's a good chance you've found an Easter egg or two: not an actual brightly colored egg but a subtle reference to another movie or story in the form of a character in the background or object that also
A century after Robert Goddard’s first-ever launch of a liquid-fueled rocket, two NASA experts weigh in on what his legacy still holds for spaceflight’s future
In a happy twist of fate, NASA's Hubble Space Telescope witnessed a comet in the act of breaking apart. The chance of that happening while Hubble watched is extraordinarily minuscule. The findings are published in the journal Icarus.
New satellite data come up dry as the search for lunar ice continues
Mass spectrometry is already a powerful tool for determining what kind and how many molecules are present in a given sample. But most instruments still analyze their molecules one or just a few at a time, an approach that is inefficient and costly, and in which rare, but
Long before pottery, before agriculture, when the first villages took shape, people in the Levant were already molding clay with their hands, carefully, deliberately, and sometimes playfully. Some of those hands belonged to children.
A mosquito finds its target with the help of certain cues in its environment, such as a person's silhouette and the carbon dioxide they exhale. Now researchers at MIT and Georgia Tech have found that these visual and chemical cues help determine the insects' flight paths. The
A new University of Missouri study suggests mental health policies can play a significant role in how Americans choose political candidates. Past scholarly research has found that most Americans say they support mental health policies. Jake Haselswerdt, an associate professor
A new study on ancient societies from around the world is rewriting what we thought we knew about democracy. A team of researchers analyzed archaeological and historical evidence from 31 ancient societies across Europe, Asia, and the Americas and found that shared, inclusive
Fear-eliciting images of modern and ancestral threats are equally likely to evoke physiological reactions, despite their distinct evolutionary origins, according to a study published in the open-access journal PLOS One by Eva Landová from Charles University, the Czech Republic,
Neanderthals probably used birch tar for multiple functions, including treating their wounds, according to a study published in the open-access journal PLOS One by a team of researchers led by Tjaark Siemssen of the University of Cologne, Germany, and the University of Oxford,
By plying its ground-penetrating radar in the depths of Mars’s Jezero Crater, this rover has found even older deltas buried beneath those seen on the surface from space
We have severely undercounted the number of COVID deaths, scientists say
Strong organizational and management capabilities are key to implementing and getting the most out of successful remote and hybrid working practices.
Recent data showing an increase in lead exposure and deaths among critically endangered California condors seems to fly in the face of decades of conservation measures, including bans on lead bullets and public-education campaigns about the plight of this once-vanishing raptor.
Monitoring the populations of one of nature's slower creatures could become faster, thanks to the University of Georgia. UGA researchers have developed an easier, more cost-effective way to learn more about male marine turtles, a traditionally elusive creature in the world's
The Earth is under assault. Space rocks are constantly hurtling toward us, slamming into the atmosphere and often exploding into fireballs that both delight and alarm.
Whether you're striding with purpose, swaggering with confidence, or trudging slowly along the street, the way you walk can reveal how you're feeling, according to new research published in the journal Royal Society Open Science. We already know that some features of our gait
Across Europe, beaver numbers are increasing after a long period of decline. As these aquatic mammals recolonize rivers, they are gradually rebuilding wetlands that once existed across many river valleys.
RIKEN researchers have demonstrated a method that can detect tiny amounts of biomarkers in liquid samples and can distinguish between highly similar biomarkers. This promises to boost the versatility and usefulness of liquid biopsies. The results are published in the
Stopping GLP-1 treatments has side effects, too The post “Whiplash”: Heart Attack and Stroke Risk Jumps When People Stop Taking GLP-1s appeared first on Nautilus .
Companies invest heavily in breakthrough technologies, from industrial software to AI-powered platforms. Yet many radical innovations fail not because customers reject them, but because sales teams hesitate to promote them. A new study by ESMT Berlin reveals a key psychological
Young people around the world are increasingly suffering from anxiety disorders. A team from the Mental Health Research and Treatment Center (FBZ) at Ruhr University Bochum, Germany, has investigated how this development correlates to changes in societal expectations and values
How fast can a galaxy build ordered magnetic fields spanning thousands of light-years? Existing theories say several billion years, but observations of galaxies in our universe imply shorter timescales. In a study published in the Physical Review Letters and highlighted in the
Each March, many of the country's most selective colleges and universities release their admissions decisions, reviving debates over the roles of race, wealth and privilege—and putting Americans' cultural obsession with rankings back in the spotlight.
Cassava is a starchy, tuberous root, introduced to sub-Saharan Africa by Portuguese traders centuries ago. It is a nutrition lifeboat for over 800 million people worldwide.
A new study analyzing two fossilized whale skulls from around 5 million years ago has revealed fragments of sharks' teeth lodged inside them. This provides rare evidence of how sharks fed on whales in north European waters in prehistoric times.
A new research chapter suggests that artificial intelligence could help tackle one of the biggest challenges social entrepreneurs face: getting the funding they need to grow. In the chapter Artificial Intelligence as an Enabler for Financing Social Entrepreneurs, researchers
A first-of-its-kind University of Stirling study could better inform strategies to control salmon lice, after researchers uncovered major differences in the secretions the parasite produces as larvae. Like other parasites, such as mosquitoes and ticks, salmon lice secrete
Emperor cichlids, large fish native to Lake Tanganyika in Africa, don't like being stared at, especially if someone's gaze is directed at their offspring. Those are the findings of a new study published in the journal Royal Society Open Science. In animal societies, gaze can
Greek mythology has given a name to a great many objects in our solar system. But perhaps one of the least well understood are the Trojans, named after the people of Troy featured in "The Iliad." When astronomers refer to them, they are normally talking about a group of more
When particles in volcanic ash cloud rub together, some pick up positive charge and others negative – now physicists have finally elucidated how these different charges are determined
Cells rely on tiny molecules called microRNAs to tune which genes are active and when. Cells must carefully control the lifespan of microRNAs to prevent widespread disruption to gene regulation. A new study led by researchers at Whitehead Institute and Germany's Max Planck
Tides not only affect regions along the coast, their periodic fluctuations are carried upstream inland through coastal rivers. River sections particularly affected by these tidal pulses are exposed to an increased risk of flooding. It is therefore important to localize these
Two microscopic grains collide and produce a tiny spark. This phenomenon may have provided the energy to kick off life on Earth. But if these solid particles have the same composition, what factor causes the charge to flow in a given direction? In a study published in Nature,
For the first time, scientists have measured atmospheric gases from the late Pliocene, yielding data that could help to predict the future climate
Abigail Marsh has found that many psychopaths don’t want to be cruel and uncaring, and argues that they deserve support to help them get there
For over 350 years, quinine and other extracts from the cinchona tree (Cinchona spp.) were the only effective medicines against malaria, a tropical fever caused by single-celled parasites of the genus Plasmodium and transmitted by Anopheles mosquitoes. The name "cinchona tree"
An interdisciplinary study published in Nature reconstructs over 2,000 years of population history in Argentina's Uspallata Valley (UV), a southern frontier of Andean farming spread in ancient times, with broader lessons on how agriculture shaped societies and how communities
A new study by University of Vermont researchers finds that a majority of people across the globe favor protecting the environment over growing the economy when the two goals conflict. The paper, published recently in the journal Ecological Economics, analyzed data from two
The role of the thymus in our long-term immunity and health is poorly understood. Two new studies suggest we need to pay attention
Seemingly random charging of identical materials depends on the carbonaceous molecules stuck to their surfaces
The combination of a beaver-like body and duck-like bill of the platypus (Ornithorhynchus anatinus) is only the first of a long list of strange features on this unique creature. These odd mammals also lay eggs, have venomous spurs, sense electricity, glow under UV light, and
