In human cells, DNA carries chemical or "epigenetic" marks that decide how genes will be used in different tissues. Yet in a group of specialized cells, known as "germ cells," which will later form sperm and eggs, these inherited chemical instructions must be erased or
Dozens of fans flocked to a Japanese zoo on Friday to catch a glimpse of a baby macaque who shot to social media stardom months after being abandoned by his mother.
For decades, scientists have believed that complex life began when two very different microbes joined forces, eventually giving rise to plants, animals, and fungi. But one major puzzle remained: how could these organisms have met if one depended on oxygen and the other
The climate crisis is warming Antarctica fast, with potentially disastrous consequences. Now scientists have modeled the best- and worst-case scenarios for climate change in Antarctica, demonstrating just how high the stakes are—but also how much harm can still be prevented.
Antarctic Peninsula projections show accelerating ice loss, warming oceans and global sea level impacts tied to greenhouse gas emissions.
A sweeping new study has uncovered a troubling mix of hazardous chemicals in popular hair extensions, including products made from human hair. Researchers detected dozens of substances linked to cancer, hormone disruption, reproductive harm, and immune system effects in nearly
A new European study has outlined the precarious reality facing LGBTIQ+ young people who experience homelessness, revealing patchy support, inconsistent services and an urgent need for coordinated action across Europe.
Physical violence in sexual assaults against young people has become more common and more severe. This is shown in a new doctoral thesis from Karolinska Institutet. The studies cover both women and men and point to the need for clearer clinical procedures and better education
A giant virus discovered in Japan is adding fuel to the provocative idea that viruses helped create complex life. Named ushikuvirus, it infects amoebae and shows unique traits that connect different families of giant DNA viruses. Its unusual way of hijacking and disrupting the
An international study investigates spontaneous after-death communication to understand how participants perceive the emotional state of the deceased and how this perception influences their grieving process. The data show that these experiences are often described as
Bureaucratic hurdles and racial disparities restrict access to victim compensation for adult survivors of sexual assault, deepen justice system inequities and compound trauma. The absence of police verification of a crime is the primary reason for rejection, representing 34.4%
Stanford Professor Rebecca Silverman discusses a transformative movement backed by research that is changing literacy instruction in schools nationwide. After decades of debate over the most effective way to teach literacy, educators are coalescing around a movement based on
A vast majority of professional athletes believe they should be allowed to engage in political activism and intend to use their social media channels to raise awareness about racial injustice, according to a report issued today by the Race and Equity Center at the University of
New research shows that employees are far more likely to act in environmentally responsible ways when their leaders actively demonstrate green values in how they lead, not just what they say. The study, published in the Journal of Organizational Effectiveness: People and
Americans are less confident in U.S. elections than they were a year ago—Democrats, Republicans and independents alike. In a national survey from the Center for Transparent and Trusted Elections (CTTE) at the University of California San Diego, produced in collaboration with
The 2025 labor market was mixed, shaped by economic pressures such as inflation, interest rate changes and tariffs, which leaves the economic outlook for 2026 uncertain. This uncertainty has led to an active but increasingly selective early-career hiring landscape, according to
Led by Dr. Marco Funari, the project focused on developing a 3D model of a Grade I listed historic site, providing an accurate representation of the building's current condition to support effective management and preservation. The project addresses the United Nations
A global team of researchers, including Professor Stephen Reicher from the School of Psychology and Neuroscience at the University of St Andrews, have produced a new World Bank Working Paper offering an innovative and integrative analysis of how collective hate develops and the
On Jan. 31, 1958, Explorer 1 became the first satellite launched by the United States. Its primary science instrument, a cosmic ray detector, was designed to measure the radiation environment in Earth orbit. Though its final transmission was in May 1958, it continued to revolve
A new study published in Nature has found that X's algorithm—the hidden system or "recipe" that governs which posts appear in your feed and in which order—shifts users' political opinions in a more conservative direction.
Scientists at Rothamsted Research and ApresLabs Ltd have demonstrated that SYN-A, a naturally derived synergist extracted from olive oil, can restore the effectiveness of pyrethroid insecticides against CSFB, the most devastating autumn pest of oilseed rape.In simulated field
Scientists at Microsoft Research in the United States have demonstrated a system called Silica for writing and reading information in ordinary pieces of glass which can store two million books' worth of data in a thin, palm-sized square.
An Osaka Metropolitan University-led research team investigated the decay time of coherent longitudinal optical (LO) phonons both in a GaAs1−xNx epilayer and in a GaAs single crystal to clarify the effects of dilute nitridation.
Mitral regurgitation is the most prevalent valvular heart disease in humans. It's also common among dogs, especially older and smaller breed dogs. In both species, the mitral valve fails to close tightly enough to keep blood from flowing back into the left atrium as the heart
Imagine a material cracking—now imagine what happens if there are small inclusions in the material. Do they create an obstacle course for the crack to navigate, slowing it down? Or do they act as weak points, helping the crack spread faster?
When things vibrate, they make sounds. Molecules do too, but at frequencies far beyond human hearing. Chemical bonds stretch, bend, and twist at characteristic rates that fall in the infrared region of the electromagnetic spectrum. Infrared spectroscopy, which measures how
When developing new drugs, one thing is particularly important: finding and producing the right molecules that can be used as active ingredients. The key elements of some drugs, such as penicillin, are small, tri- or quadripartite ring molecules. A team led by Prof Frank
A research team led by Professor Su-Il In of the Department of Energy Science and Engineering at DGIST has uncovered the principle that the products and reaction pathways of carbon dioxide (CO2) conversion to fuel via solar energy depend on the design of atomic-level
NASA leadership on Thursday outlined how 2024’s glitch-plagued Boeing Starliner mission jeopardized astronaut welfare and the space agency’s culture of safety and accountability
NASA's new boss blasted Boeing and the space agency Thursday for Starliner's botched flight that left two astronauts stuck for months at the International Space Station.
Producing clean hydrogen from water is often compared to storing renewable energy in chemical form, but improving the efficiency of that process remains a scientific challenge. Researchers at Tohoku University have now developed a catalyst design that helps hydrogen form more
People have only recently included Indigenous voices in the story The post The Missing Pieces of the Donner Party Narrative appeared first on Nautilus .
A Microsoft Research study suggests glass blocks etched with lasers could provide enduring data archives
Forest loss does more than reduce tree cover. A new global study involving UBC Okanagan researchers shows it can fundamentally change how watersheds hold and release water. The research, published in the Proceedings of the National Academy of Sciences, analyzed data from 657
Researchers from the University of British Columbia argue that a widely used method to understand and predict flood risk has led scientists to miscalculate how forests can prevent major flooding. The paper, published in Ambio, synthesizes decades of research to explain why the
Applied physicists in the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) have discovered a new way to generate ultra-precise, evenly spaced "combs" of laser light on a photonic chip, a breakthrough that could miniaturize optical platforms like
More stock trading is moving away from traditional public stock exchanges and into places called "dark pools." These are private, electronic markets where investors buy and sell stocks without showing their orders to the public. Even as dark pools have grown increasingly
New research by Southwest Research Institute (SwRI) and the National Science Foundation's National Center for Atmospheric Research (NSF-NCAR) has developed a new tool providing a first step toward the ability to forecast space weather weeks in advance, instead of just hours.
Researchers from the USDA's Agricultural Research Service (ARS) and the University of California, Davis, are helping beekeepers protect their colonies from destructive varroa mites. In a new study, the researchers investigate the effectiveness of combining a widely used
In nature, tiny crystals known as nanocrystals are formed slowly over many years. Rocks and minerals react with air, water, and carbon dioxide in a process called chemical weathering. These reactions happen gently, at room temperature and normal pressure, gradually producing
A new artificial intelligence framework developed at Cornell can accurately predict the performance of battery electrolytes while revealing the chemical principles that govern them, providing engineers with a new tool for designing better batteries.
During the 60 years since pay discrimination became illegal in the United States, gender pay equity has remained stubbornly elusive. The gap between women and men increased in 2024, with women earning 80.9 cents for every dollar men make for the same work, according to the
On World Wetlands Day, the recent report released by the Mediterranean Wetlands Observatory (MWO) warns that despite their vital importance for populations and biodiversity, Mediterranean wetlands remain fragile ecosystems, subject to multiple pressures (intensive agriculture,
Researchers have developed a unified theory of microcavity OLEDs, guiding the design of more efficient and sustainable devices. The work reveals a surprising trade-off: squeezing light too tightly inside OLEDs can actually reduce performance, and maximum efficiency is achieved
For the first time, researchers have succeeded in developing an artificial DNA base pair that is based on a different chemical force than natural genetic material. While the common natural DNA building blocks are held together by hydrogen bonds, the new base pair relies on
Newborn chicks connect sounds with shapes just like humans, suggesting deep evolutionary roots of the “bouba-kiki” effect
Ozempic has been making headlines for its remarkable success in treating obesity and diabetes. Yet it is just one in a rapidly growing class of drugs called peptide therapeutics that sits between small molecules (like aspirin) and biologics (like antibodies). A UC Santa Barbara
By applying voltage to electrically control a new "transistor" membrane, researchers at Lawrence Livermore National Laboratory (LLNL) achieved real-time tuning of ion separations—a capability previously thought impossible. The recent work, which could make precision separation
Spinosaurs have sometimes been portrayed as swimmers or divers, but a new species of these dinosaurs bolsters the idea that they were more like gigantic herons
Growing up, you probably changed your style based on your social influences. It turns out, such pressures affect the appearance of young clownfish (anemonefish) too. A new study from the Okinawa Institute of Science and Technology (OIST) has revealed the social influences and
