Condensed Matter
Water and quantum magnets share critical physics
In physics, things exist in phases, such as solid, liquid and gas states. When something crosses from one phase to another, we talk about a phase transition—like water boiling into steam, turning from liquid to gas.
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Materials Science
Transforming circles into squares: Researchers reconfigure material topology on the microscale
Reconfigurable materials can do amazing things. Flat sheets transform into a face. An extruded cube transforms into dozens of different shapes. But there's one thing a reconfigurable material has yet to be able to change: ...
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Mystery canine illness identified as animal coronavirus
An outbreak of vomiting among dogs has been traced back to a type of animal coronavirus by researchers.
An outbreak of vomiting among dogs has been traced back to a type of animal coronavirus by researchers.
Cell & Microbiology
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The chillest ape: How humans evolved a super-high cooling capacity
Humans have a uniquely high density of sweat glands embedded in their skin—10 times the density of chimpanzees and macaques. Now, researchers at Penn Medicine have discovered how this distinctive, hyper-cooling trait evolved ...
Evolution
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Telescopes unite in unprecedented observations of famous black hole
In April 2019, scientists released the first image of a black hole in galaxy M87 using the Event Horizon Telescope (EHT). However, that remarkable achievement was just the beginning of the science story to be told.
Astronomy
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Tropical forest soils capture carbon under elevated nitrogen deposition
In a new study, Dr. Lu Xiankai and his colleagues from the South China Botanical Garden (SCBG) of the Chinese Academy of Sciences (CAS) found that tropical forests can capture carbon dioxide (CO2) into soils and thus reduce ...
Earth Sciences
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Watching cell division live
Bacteria as unicellular organisms normally reproduce by binary cell division, i.e. the duplication of the entire organism consisting of a single cell. This allows particularly rapid multiplication, such as the exponential ...
Cell & Microbiology
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Auxin makes the spirals in gerbera inflorescences follow the Fibonacci sequence
When people are asked to draw the flower of a sunflower plant, almost everyone draws a large circle encircled by yellow petals.
Plants & Animals
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Genetic admixture in the South Pacific: from Denisovans to the human immune response
Describing the genetic diversity of human populations is essential to improving our understanding of human diseases and their geographical distribution. However, the vast majority of genetic studies have been focused on populations ...
Evolution
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Potential-dependent switch aids water-splitting using cobalt-oxide catalysts
Using abundant cobalt and a unique experimental approach to probe ways to speed a sluggish catalytic reaction to harvest hydrogen from water, researchers from Boston College and Yale University discovered a mechanistic switch ...
Materials Science
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Female nurses are roughly twice as likely to commit suicide than the general female population and 70% more likely than female physicians, according to a University of Michigan study examining suicide among physicians and ...
Psychology & Psychiatry
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Medical Xpress
Tech Xplore
Protein can release trapped histones in the cell
In the cell nucleus, histones play a crucial role packaging DNA into chromatin. Histones are however very sticky to both DNA and RNA, so to ensure they are transported to the cell nucleus after synthesis and bind to the right ...
Cell & Microbiology
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3D-printed material to replace ivory for restoration of artifacts
For centuries, ivory was often used to make art objects. But to protect elephant populations, the ivory trade was banned internationally in 1989. To restore ivory parts of old art objects, one must therefore resort to substitute ...
Materials Science
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Disrupted movement makes macrophages more lethal to tuberculosis bacteria
Macrophages—the front line of our immune system—protect us from infections. But in the case of the tuberculosis bacteria, this often goes wrong. The group of Annemarie Meijer from the Leiden Institute of Biology has now ...
Cell & Microbiology
59 minutes ago
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Worker ants that can shrink their brains and then grow them back when needed
A team of researchers from the New York University School of Medicine and Arizona State University has found that a certain ant species is unique in that worker ants can increase and shrink their brain size when needed. In ...
Gigantic flying pterosaurs had spoked vertebrae to support their 'ridiculously long' necks
Little is known about azhdarchid pterosaurs, gigantic flying reptiles with impressive wingspans of up to 12 meters. Cousins of dinosaurs and the largest animals ever to fly, they first appeared in the fossil record in the ...
Evolution
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Two researchers at the Chinese University of Hong Kong have developed a new membrane design that prevents crossover in polysulfide redox flow batteries. In their paper published in the journal Nature Energy, Zhejun Li and ...
A team of scientists from the University of Exeter and the University of Auckland have made a breakthrough in the quest to better understand how neural systems are able to process and store information.
Medical research
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Ocean temperature reconstructed over the last 700,000 years
Researchers from the Oeschger Centre for Climate Change Research at the University of Bern reconstructed for the first mean ocean temperatures over the last 700,000 years using ice core data. The new knowledge serves to improve ...
Earth Sciences
58 minutes ago
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Long-acting injectable medicine as potential route to COVID-19 therapy
Researchers from the University of Liverpool have shown the potential of repurposing an existing and cheap drug into a long-acting injectable therapy that could be used to treat COVID-19.
Bio & Medicine
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Over the past decade or so, the semimetal graphene has attracted substantial interest among electronics engineers due to its many advantageous qualities and characteristics. In fact, its high electron mobility, flexibility ...
Birds take tRNA efficiency to new heights
Birds have been shaped by evolution in many ways that have made them distinct from their vertebrate cousins. Over millions of years of evolution, our feathered friends have taken to the skies, accompanied by unique changes ...
China's environmental data: The world's biggest polluter in numbers
US envoy John Kerry will visit China this week for climate change talks—the first official trip under the Biden administration—in a trip Washington hopes will put aside diplomatic spats and focus on joint environment ...
UAE to send rover to the Moon in 2022
Lunar exploration firm iSpace said Wednesday it will transport a United Arab Emirates unmanned rover to the Moon next year, as the Gulf state seeks to expand its space sector.
New study reveals charge transfer at interface of spinel oxide and ceria during carbon monoxide oxidation
A recent study has unveiled the reason behind the exceptional catalytic performance of non-noble metal-base mixed catalysts. This is thanks to a new synthetic strategy for the production of cube-shaped catalysts that could ...
Bird feeders have reversed blackcaps' migration, with the fair weather visitors wintering in British and Irish gardens
Blackcaps typically visit Britain and Ireland during the spring and summer months to breed before migrating south to wintering areas in the Mediterranean. But, a study from Oxford University, the British Trust for Ornithology ...
San Francisco Bay protection from costly disasters is being thrown away, scientists say
For more than 100 years after California's Gold Rush, developers and city leaders filled in San Francisco Bay, shrinking it by one-third to build farms, freeways, airports and subdivisions.
United wants passengers to donate money to sustainable jet fuel. Is it better than carbon offsets for saving the planet?
United Airlines is giving customers who want to reduce the environmental impact of their travel a way to buy sustainable jet fuel that releases fewer emissions than traditional jet fuel.
Compassionate courage challenges systemic racism—but it's hard work
It is common to read news of someone getting fired for speaking or acting in ways that harmed members of another race.
Ag policy in India needs to account for domestic workload
Women's increased agricultural labor during harvest season, in addition to domestic house care, often comes at the cost of their health, according to new research from the Tata-Cornell Institute for Agriculture and Nutrition ...
How do Mediterranean and Atlantic seabirds interact with fishing fleets and fish farms?
Most of the food areas of the Mediterranean and Atlantic seabirds are in the spaces of the Spanish Network of Marine Protected Areas (RAMPE), which gathers several protection figures for the conservation of the marine natural ...
Archaeology sheds light on the persistence of Muslim cuisine after the Catholic conquest of Granada
Granada, in southern Spain's Andalusia region, was the final remnant of Islamic Iberia known as al-Andalus—a territory that once stretched across most of Spain and Portugal. In 1492, the city fell to the Catholic conquest.
Plants thrive in a complex world by communicating, sharing resources and transforming their environments
As a species, humans are wired to collaborate. That's why lockdowns and remote work have felt difficult for many of us during the COVID-19 pandemic.
'Polluter elite' needs to act first on climate change
A new report by the Cambridge Sustainability Commission on Scaling Behavior Change calls on policymakers to target the UK's 'polluter elite' to trigger a shift to more sustainable behavior, and provide affordable, available ...
Video: Drone test of Hera mission's asteroid radar
This drone hauled a model of the Juventas CubeSat high into the air, as a practical test of the antennas designed to perform the first radar sounding of the interior of an asteroid.
New properties of strontium titanate are significant for electronics research
While studying strontium titanate with electron paramagnetic resonance, a team from KFU's Center for Quantum Technology has found that the shape of a specimen of strontium titanate influences its internal symmetry. The research ...
COVID-19, lies and statistics: Corruption and the pandemic
From Brazil to the Philippines, secretive governments across the world are responding to the COVID-19 pandemic by covering up data and bypassing public procurement rules, undermining trust in health systems, fuelling anti-vaxxers ...
Sea sponges may seem like simple creatures, but…
One sea sponge turned out to be 2,000 years old. And older giant barrel sponges appear to have a faster rate of cell division, unlike us. They produce antibiotics and much, much more. Lina Bayona Maldonado studied how the ...
Study finds that paid family leave does not hurt employers
With the battle over federal paid family leave heating up again, a new Stanford study has answers to a key question at the heart of the debate: Are businesses hurt when workers take time off with pay to care for a child or ...
National study finds disadvantaged Australian adults are the least media literate
Australian adults who live in regional areas, older Australians, people with low levels of education, and people who are living with a disability are all more likely to use fewer types of media and have a lower media ability, ...
How to support students in virtual learning environments
The mass migration to virtual learning that resulted from the COVID-19 pandemic led to a profound change in student learning. While it presented many challenges, it also created opportunities for documenting responses.
