Fossil plankton shells reveal reduced nitrogen fixation in warmer oceans 3 million years ago
Nitrogen is a key nutrient because it fuels the growth of plankton, which forms the basis of the marine food web. Two opposing processes determine the global nitrogen cycle: nitrogen fixation and denitrification.
Earth Sciences
7 hours ago
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13
A finely tuned mess—how disorder can make networks more stable
Perfection is overrated—at least when it comes to complex systems like the power grid, food webs and advanced materials. For decades, scientists generally assumed that networks function most reliably when their individual ...
Mathematics
7 hours ago
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11
Ubiquitin marks abnormal glycogen for destruction to protect the brain, study finds
Researchers at the University of Cambridge and the MRC Laboratory of Molecular Biology have discovered a previously unknown cellular defense system that protects the brain from abnormal glycogen accumulation, which is linked ...
Cell & Microbiology
8 hours ago
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14
New krypton-88 data narrow a key gap in stellar strontium models
An international research team has reported the first experimental investigation of a nuclear physics reaction essential for understanding how the element strontium is produced in stars—specifically in stellar environments ...
Astronomy
8 hours ago
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26
Chemists overturn 40-year assumption about a key class of superconductors
Scientists at Warwick have shown that a material treated for 40 years as a uniform, textbook superconductor is in fact a patchwork of different crystal structures throughout its bulk, using an advanced 3D imaging technique ...
Superconductivity
8 hours ago
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16
Laser scans reveal 23 hidden ship carvings on Bronze Age temple wall in Cyprus
About 40 years ago, researchers found ancient ship carvings on a temple wall in Cyprus, possibly all carved at once at the tail end of the Bronze Age, around the time of the infamous Bronze Age collapse. Then, decades later, ...
Children's pupils may reveal shifting attention in ADHD, especially when off medication
The eyes are more than lenses to the outside world; they can also be windows that offer a glimpse into what's happening inside our bodies. What if the eyes could help us understand how attention shifts from one moment to ...
Anthropic says its model Claude is helping to build the next version of itself
Anthropic's Claude is helping the company develop the next, more intelligent version of the model, the artificial intelligence lab said in an announcement Thursday.
Machine learning & AI
59 minutes ago
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0
The Future is Interdisciplinary
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Tech Xplore
Anthropic says its model Claude is helping to build the next version of itself
Why AI consciousness could become the next great societal divide
Harvesting hot electrons could break solar panel barrier
'Artificial leaf' generates clean hydrogen from contaminated seawater
AI still isn't as good at recognizing objects as people are, new test shows
Degrading dopants could boost organic semiconductor charge levels 100-fold
OpenAI flags concerning new AI behavior and vows to track it more closely
Can we shut down AI?
Huawei unveils new chip technologies as Chinese firm steps up the AI race with Nvidia
Doubts as Italy eyes electric future for steel plant
Advertising is coming to AI chatbots—and it could influence the answers you get
Using light to track critical currents in the power grid
Experiment shows robot creepiness remains highly personal and subjective
New California law mandates AI performer disclosure in ads
Newfound fungal nutrient-sensing mechanism could advance biofuels and disease control
Scientists have taken a step toward a better understanding of how fungi sense and respond to nutrients in the environment, which is critical for engineering fungi for green technologies and combating fungal pathogens and ...
Cell & Microbiology
9 hours ago
0
8
Why global wind energy may stay steady even as storm tracks shift poleward
Understanding how wind changes in response to global warming is necessary for accurately modeling climate and weather, identifying risks to infrastructure, and assessing global wind power capacity.
Earth Sciences
9 hours ago
0
9
A new bridge for quantum networks: Physicists convert microwaves to light using 2D magnets
Physicists at The City College of New York have demonstrated a new way to transfer microwave signals onto light using magnetic waves inside a layered semiconductor. The work establishes a materials platform for building interfaces ...
Optics & Photonics
11 hours ago
0
28
Deep-sea crustaceans caught hitching rides on giant sea spiders
Some types of marine life appear to have it easy. While exploring thousands of meters below the waves in the Chilean Margin in the southeastern Pacific Ocean, scientists observed tiny shrimp-like crustaceans known as amphipods ...
Laser shocks turn plastic into ultra-small, high-purity nanodiamonds
Nanodiamonds are tiny diamond particles that usually measure mere millionths of a millimeter. They are extremely hard, stable and heat-resistant and highly adaptable for various purposes in medicine, new materials, catalysis ...
Nanophysics
9 hours ago
0
10
New MRI measure reveals how closely blood flow matches brain cells' energy needs
Researchers from the Mark and Mary Stevens Neuroimaging and Informatics Institute (Stevens INI) at the Keck School of Medicine of USC have developed a new, noninvasive way to examine how blood flow and cellular organization ...
Medical Xpress
10 hours ago
0
16
Close-up images show defects locking electrons into stable Wigner solids
A team of researchers led by the U.S. Department of Energy's Lawrence Berkeley National Laboratory (Berkeley Lab) developed an approach that enabled them to directly observe how electrons interact with defects in advanced ...
Condensed Matter
10 hours ago
0
15
How accurately can we measure the ocean's deepest point?
How deep is the deepest ocean—and how precisely can we actually measure it? A Japanese research team led by the National Institute of Polar Research (NIPR), SOKENDAI, the University of Tokyo and other Japanese institutions ...
Earth Sciences
10 hours ago
0
16
Plasticizer exposure during pregnancy linked to increased autism- and ADHD-related symptoms in children
The foundations of brain development are laid during a crucial period of pregnancy, and a common household plasticizer called DEHP may be quietly interfering with this process. Scientists have now found that prenatal exposure ...
Electron and photon beams drive same gold-forming reaction toward different nanoscale structures
Beauty and mystery—it is hard to imagine a more alluring combination, and this is precisely what we encounter when we observe phenomena in the nanoworld. But are we really sure that observations made using modern microscopic ...
Nanophysics
10 hours ago
0
10
Could expanding the U.S. nuclear arsenal make Americans less safe?
A new report from the Brookings Institution presents evidence that increasing the size of the U.S. nuclear arsenal could make nuclear crises more likely. This raises an important challenge to arguments that the U.S. must ...
Baby orangutans in India expose 'frightening' scale of trafficking
Five baby orangutans abandoned in an Indian forest have exposed a "massive" exotic wildlife trade, with traffickers smuggling increasingly rare species into the country, experts say.
Grass and clover can provide more than animal feed
Growing leys—grass and clover—is nothing new in Swedish agriculture. But in the arable farming regions dominated by cereal production, leys are less common. One reason is that there needs to be a market for what is harvested.
In hottest summer on record, 2 in 3 Americans say climate change is increasing heat-related illnesses
Nearly two-thirds of the American public say climate change is increasing the risk of respiratory diseases and heat- and insect-related illnesses, according to a new survey from the Annenberg Public Policy Center (APPC) of ...
When prepping for disaster, don't forget to pack your teddy bear
Imagine it's the dead of night. Your phone pings with a text—it's a government emergency alert: "Leave your home immediately! Only take with you enough supplies for the next three days." What would you want in your go-bag?
Robots grow and package lettuce year-round in Norway's fully automated farm
Norway's first fully automated facility for vegetable production was put into operation last fall. This spring, the first products hit store shelves.
Museums on prescription: How cultural activities are becoming crucial to the public health debate
On June 18, 2026, on the sidelines of the European Council in Brussels, the European Parliament, the European Commission and the Council of the European Union signed a joint declaration making culture a strategic priority ...
Toxic algae can pose a hidden danger to dogs swimming in freshwater
Diving into cool water can be a quick way to escape the summer heat, but during certain times of year, freshwater can pose hidden dangers to people and pets.
From toothbrushes to aerospace: Graphene research advances fibers that conduct heat efficiently
KAIST's discovery of graphene oxide liquid crystals in 2011 laid the foundation for 15 years of research worldwide, leading to technologies for producing graphene fibers with high strength and thermal conductivity. The fundamental ...
Europe's earliest glacier loss day in years signals a reckoning for the Alps
On June 29, 2026, the snow accumulated by Switzerland's glaciers over the course of the previous winter had melted. Known as Glacier Loss Day, this date marks the point at which further melting begins to erode the glaciers' ...
Circular economy pilot projects show hotels can reduce waste and costs
The new EU Packaging Regulation (PPWR) has been in effect since Aug. 12, 2026. Under this regulation, beginning in January 2030, the food service industry may no longer buy food or toiletries packaged in single-use plastic—for ...
Developing new asymmetric catalytic reactions for the synthesis of complex molecules
Do Hyun Ryu's research team in the Department of Chemistry at Sungkyunkwan University (SKKU) has developed two new asymmetric catalytic methods for the precise synthesis of complex molecules using chiral organic catalysts.
Report on global water resources: Worldwide continents are drying up
The global water cycle is becoming increasingly unbalanced. Extreme droughts and floods are the result. This is shown in this year's report by the World Meteorological Organization (WMO) on the state of global water resources, ...
Scaling up the detection of genome-edited rice lines
A new open-access study introduces RiSpy, a data-driven fingerprinting framework that makes the identification of genome-edited (GE) rice lines more robust, scalable and broadly applicable. Researchers from Sciensano, together ...
Transfer learning corrects alloy calculations to predict unexplored materials
Metals can be transformed into alloys by adding different elements, allowing their strength, stability and other properties to be tailored. A key parameter for understanding these properties is the volume size factor (VSF), ...
Motivational traits may help explain why some people report greater well-being
"People who are determined, passionate and believe in their ability to improve appear more likely to flourish and experience meaningful, engaging lives," says Professor Hermundur Sigmundsson at NTNU's Department of Psychology.
Climate change contributing to permafrost thawing and glacial thinning
An international team of glaciologists and climate scientists, including professor Bethan Davies from Newcastle University, carried out a rapid scientific analysis and identified the role of climate change and its impacts ...
Trump administration makes major cuts to endangered species protections
President Donald Trump's administration will no longer treat the unintentional killing of protected wildlife as unlawful, officials confirmed Thursday, in a shift conservationists say could gut the Endangered Species Act ...
New bioinformatics tools help identify pathogenic variants in the genome
Structural variants and so-called tandem repeats are individual differences in the human genome. They are increasingly linked to diseases, but analyzing and interpreting them poses challenges for researchers.
Identifying old-growth forests in Northern Europe requires common scientific criteria
Old-growth forests are some of Europe's most valuable natural ecosystems, but they are also among the most threatened. Their role in conserving biodiversity, regulating the climate, preserving cultural heritage and supporting ...
