More than 3 million years ago, when our ancient ancestors embodied by the iconic Lucy were roaming the African landscape, they would have feared a big, bad crocodile with a prominent lump on its head, patiently lurking in rivers and lakes to attack them. According to a research
AI-generated meal plans for fictional teens cut an entire meal’s worth of calories and carbs while overemphasizing protein and fats, a new study reports.
We all know cats represent a major threat to native animals and birds. Australia's 5.3 million domestic cats kill a total of 546 million animals each year in Australia. What's less well known is allowing your domestic cat to roam outside exposes them to considerable danger—and
In 1974, philosopher Thomas Nagel posed a deceptively simple question: "What is it like to be a bat?" His point wasn't really about bats. He was offering a provocative challenge about the limits of understanding another mind: no matter how much we try, we cannot access what it
The Vera Rubin Observatory (VRO) has barely begun observations and is already wowing us. Images like its Cosmic Treasure Chest have us anticipating even more cosmic glory. And when the observatory sent out 800,000 alerts in one night in February, we got a taste of the
Scientists at the University of East Anglia (U.K.) have uncovered a hidden link between gut health and the immune system—all thanks to a tiny island bird. Researchers studied the Seychelles warbler, a small songbird found on Cousin Island in the Seychelles. They collected the
The COVID-19 pandemic brought messenger RNA (mRNA) vaccines to the forefront of global health care. After their clinical trial stages, the first COVID-19 mRNA vaccine was administered on 8 December 2020 and mathematical models suggest that mRNA vaccines prevented at least 14.4
Christine Dunham is a leading expert on the ribosome—an elaborate macro-molecular machine that operates like a factory within a cell to manufacture proteins. "The ribosome is really the most fascinating molecule in a cell," says Dunham, Emory Samuel Candler Dobbs Professor of
Melting glaciers and ice sheets are raising sea levels while the Arctic is poised to log one of its worst winters on record.
Plants pause their growth during stress, then press play when conditions improve, helping them recover and live on to produce food, according to a new study published in New Phytologist. UBC researchers have pinpointed the genes and pathways responsible for recovery from the
Artificial intelligence is rapidly transforming weather prediction, enabling forecasts that once required hours of supercomputing time to run in just minutes. But as AI tools play an expanding role in high-stakes hazard modeling, researchers at Rice University say an essential
It might date back to the ancient Greeks, but the concept of "everything in moderation" still holds true for today's users of goal-setting apps. In a paper in the Journal of Marketing Research, a team from the University of Technology Sydney (UTS) Business School, Deakin
An interdisciplinary research team from two working groups at the Center for Synthetic Biology at TU Darmstadt has developed the first RNA-based genetic switch that precisely replicates the logical behavior of a NAND gate, one of the most important building blocks of digital
A new study estimates that the Israel–Gaza war has generated around 33 million metric tons of carbon dioxide equivalent (CO2e), highlighting the often-overlooked environmental impact of armed conflict.
It is not uncommon for a body to be moved after a murder, usually to hide or eliminate evidence. And while the Arizona desert may seem like the perfect place to commit such a crime, a new study shows that a cadaver can still leave critical clues behind in that harsh
Thirteen million years ago, a group of medium-sized monkeys known for guarding their territory among the treetops with fearsome "howls" started doing something new. These monkeys, among the oldest known ancestors of the modern howler monkey, started eating leaves, causing them
With wildfires growing more destructive both in the United States and around the world, University at Buffalo researchers have conducted one of the most extensive evaluations to date of artificial intelligence-based deep learning models for predicting wildfire spread. Their
In a paper published today in Nature Synthesis, a team from the lab of University of Chicago Pritzker School of Molecular Engineering (UChicago PME) and Chemistry Department Prof. Paul Alivisatos explores the role of cation exchange in one of chemistry and material science's
Ultrashort mid-infrared (mid-IR) laser pulses are essential for applications such as molecular spectroscopy, nonlinear microscopy, and biomedical imaging, but their generation often relies on complex and power-intensive systems that are difficult to implement outside of
A study led by William & Mary's Batten School of Coastal & Marine Sciences & VIMS and published in FEMS Microbiology Ecology reveals that microbial communities growing on microplastics in the Chesapeake Bay carry the genetic potential to remove nitrogen from the water and break
A new study reveals that behavioral isolation between populations of Bahamas mosquitofish is driven primarily by the actions of females—not just through mating choice behaviors, but also through sometimes violent resistance. The work demonstrates the impact of the ecological
New research is challenging traditional assumptions of aging The post You Can Still Improve as You Age—With the Right Mindset appeared first on Nautilus .
Finding bats in the attic or under roof tiles is no homeowner's idea of fun. But Florida's endangered bonneted bats have few natural options left. With a dwindling number of large, old trees with cavities—their preferred habitat—and exotic species competing for what's left,
Scientists have created a genomic blueprint for Aeromonas bacteria, which can cause antibiotic-resistant diarrheal disease—with symptoms often misidentified as cholera—in humans and animals.
For decades, ecologists have known that how a species looks or eats affects its environment. But a new study by researchers at the University of California, Santa Cruz, shows that social behavior related to mating can be an equally powerful ecological force. The research is
Generative AI (GenAI) has significant potential to boost girls' confidence, agency, and participation in STEM subjects—but new research shows that realizing such potential depends on how teachers use GenAI in the classroom. The findings are published in the journal Education
Spintronics—a technology that harnesses the electron's magnetic quantum states to carry information—could pave the way for a new generation of ultra-energy-efficient electronics. Yet a major challenge has been the ability to control these delicate quantum properties with
A new study revisits a century-old question about how turbulence starts. The findings could potentially influence not only aircraft engineering but even the design of mechanical heart valves, and treatment of heart disease. The study is published in Scientific Reports.
What governs the speed at which raindrops fall, sediment settles in river estuaries, and matter is ejected during a supernova? These questions circle around one, deceitfully simple factor: the rate at which a fluid filled with particles mixes with a particle-free one. Raindrops
For sexual reproduction to yield healthy offspring, newly generated oocytes—immature egg cells—must receive the correct amount of DNA after cell division. This process of segregating chromosomes becomes more prone to failure as we age. Now, RIKEN researchers have identified a
A research team led by scientists at the Butantan Institute in São Paulo, Brazil, has completed the most extensive genetic sequencing of a jararaca viper to date. The focus of the study was the genome of the golden lancehead (Bothrops insularis), particularly its venom genes.
Researchers at The University of Texas at Dallas have developed a new electrolyte system that significantly boosts the energy-harvesting performance of twistrons, which are carbon nanotube yarns that generate electricity when repeatedly stretched. The findings could aid in the
Researchers at the University of Jyväskylä (Finland) have developed a new class of synthetic molecules that can capture sulfate, a widespread industrial and environmental contaminant, with unprecedented efficiency in water. The study demonstrates that entangled molecular
Two new studies conclude that stabilizing long-term climate risks will require sustained net-negative carbon dioxide (CO₂) emissions for centuries. Approaching the problem from distinct perspectives—legal and technological feasibility on the one hand, and economic optimization
Multi-titanium hydrides can selectively snip the strong structural bonds of stable organic molecules called pyridines, RIKEN researchers have shown. This discovery could guide designing catalysts for applications in multiple branches of industrial chemistry, from oil refining
Why do people often stick with familiar brands and choices, even when better options might exist? A new study co-authored by an Illinois Institute of Technology (Illinois Tech) researcher explores the decision-making strategies behind when people choose to stay with what they
The larvae of the black soldier fly (Hermetia illucens) are considered a promising source of sustainable protein, as they contain high-quality protein comparable to soy protein. They can produce this protein from a wide variety of biomass sources, including by-products and
Physicists at the University of Colorado Boulder have demonstrated a new kind of vacuum ultraviolet laser that is 100 to 1,000 times more efficient than existing technologies of its kind. The researchers say the device could one day allow scientists to observe phenomena
Two new studies have measured the expansion of the universe in our immediate cosmic neighborhood using a novel method that analyzes the motion of two nearby galaxy groups within their surrounding cosmic flow. The results indicate that the local universe is expanding more slowly
No other country comes close The post Why Does the United States Have So Many Tornadoes? appeared first on Nautilus .
Anastasios (Andy) Tzanidakis was combing through old telescope data from 2020 when he found an otherwise boring star acting very strangely. The star, named Gaia20ehk, was about 11,000 light-years from Earth near the constellation Puppis. It was a stable "main sequence" star,
Plants are constantly on guard. Their roots are equipped with molecular alarm systems that detect invading microbes and trigger immune responses. Yet beneficial soil fungi routinely enter living root cells and establish close partnerships essential for plant nutrition.
The warming world has disrupted the timing for plant and animal reproduction, and it's usually bad news for species that depend on each other—like flowers blooming too early and pollinating bees arriving too late. But researchers have found the rare critter that's getting a
Monoclonal antibodies are among the most widely used biologic medicines, with applications ranging from cancer treatment to autoimmune disease therapy. However, during manufacturing, storage, or transport, antibodies can undergo chemical changes that affect their stability and
Researchers at the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) have created a chip-scale device that can dynamically control the "handedness" of light as it passes through—also known as its optical chirality—with a simple twist of two specially
AI-powered writing tools are increasingly integrated into our emails and phones. Now, a new study finds biased AI suggestions can sway users’ beliefs
Analysis of a volcanic ash tuff layer, only a few millimeters thick and discovered during excavations in 2024, revealed that the fossil-bearing Bromacker rocks are 294 million years old—four million years older than previously thought. These findings have now been published in
From the rice paddies of South Asia to the wheat fields of northern China, summer monsoon rains sustain the livelihoods of billions. Yet these vital rains fluctuate dramatically from decade to decade—a variability that has long puzzled climate scientists.
Even a robotic rattle scares off predators The post The Iconic Longevity of the Rattlesnake’s Warning appeared first on Nautilus .
Although President Trump has claimed Iran was weeks away from developing a nuclear weapon, much more work was needed for the country to do so