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UrduA catastrophic drop in atmospheric ozone levels around the tropics is likely to have contributed to a bottleneck in the human population around 60 to 100,000 years ago, an international research team has suggested. The ozone loss, triggered by the…
Month: June 2021
How is the coronavirus pandemic changing human health behavior?
International Virtual Panel Discussion
Developing a new AI early warning system for flooding
Lancaster University researchers are developing new artificial intelligence systems that could help to predict and warn of flooding
Panayiotis ‘Panos’ Diplas recognized with 2021 Hunter Rouse Hydraulic Engineering Award
ASCE’s Environmental and Water Resources Institute honors Lehigh University water resources engineering professor for outstanding contributions to the study of hydraulics and waterways
Small ‘snowflakes’ in the sea play a big role
New findings from scientists of Bremen will aid in the further development of biogeochemical models that include the marine nitrogen cycle
Closer hardware systems bring the future of artificial intelligence into view
Tokyo – Machine learning is the process by which computers adapt their responses without human intervention. This form of artificial intelligence (AI) is now common in everyday tools such as virtual assistants and is being developed for use in areas…
Researchers discover how cells can survive in high salt concentrations
Cells have to constantly adapt to their surroundings in order to survive. A sudden increase in the environmental levels of an osmolyte, such as salt, causes cells to lose water and shrink. In a matter of seconds, they activate a…
Victoria M Kaspi and Chryssa Kouveliotou receive the 2021 Shaw Prize in Astronomy
The Shaw Prize in Astronomy 2021 is shared equally by Victoria M. Kaspi, Professor of Physics and Director of McGill Space Institute, McGill University, Canada and Chryssa Kouveliotou, Professor and Chair, Department of Physics at George Washington University, USA for…
Moffitt Cancer Center experts to present new clinical research data
American Society of Clinical Oncology virtual conference is June 4-8
Computer vision: TU Graz researchers define new state of the art
Our visual cortex can capture images and recognize objects in a fraction of a second, even if they are barely visible or only fragmentary. One reason for this fantastic peak performance is the highly efficient hierarchical layer architecture of the…
New Geology articles published online ahead of print in May
Boulder, Colo., USA: Article topics include Zealandia, Earth’s newly recognized continent; the topography of Scandinavia; an interfacial energy penalty; major disruptions in North Atlantic circulation; the Great Bahama Bank; Pityusa Patera, Mars; the end-Permian extinction; and Tongariro and Ruapehu volcanoes,…
COVID-positive people have more severe strokes, Geisinger-led study finds
Data also shows more strokes in younger people with COVID
Taking a bite out of tooth evolution: Frogs have lost teeth more than 20 times
GAINESVILLE, Fla. — Scientists have long known that frogs are oddballs when it comes to teeth. Some have tiny teeth on their upper jaws and the roof of their mouths while others sport fanglike structures. Some species are completely toothless.…
Direct action of SARS-CoV-2 on organs may cause exacerbated immune response in children
Researchers found that SARS-CoV-2 had spread throughout the body via the blood vessels, infecting various types of cell and tissue in these children; the clinical manifestations varied according to the organ targeted
Chip inserted under the skin may better identify patients at risk of recurrent stroke
STROKE AF trial results indicate that an inserted chip can improve detection of irregular heart rate
Tens of thousands of women turn to the ER for fibroid symptoms
Study suggests that many women using emergency care for fibroids may be better served in alternative health care settings
Harmonious electronic structure leads to enhanced quantum materials
The electronic structure of metallic materials determines the behavior of electron transport. Magnetic Weyl semimetals have a unique topological electronic structure – the electron’s motion is dynamically linked to its spin. These Weyl semimetals have come to be the most…
Parasites may accumulate in spleens of asymptomatic individuals infected with malaria
Study suggests immature red blood cells in spleen are targeted for invasion by P. vivax
Malaria parasite’s partiality for the spleen
The malaria parasite Plasmodium vivax may accumulate in the spleen soon after infection to a greater extent than its better-known relative P. falciparum, according to new research published by John Woodford of the University of Queensland, Brisbane, Australia and colleagues…
Healthy lifestyle linked to better cognition for oldest adults — regardless of genetic risk
New study suggests importance of maintaining healthy lifestyle even after age 80
How best to focus efforts on classifying new species to prevent their extinction?
The return-on-investment approach found 24 Australian lizard and snake species needing protection
Global costs of Plasmodium vivax malaria estimated for the first time
Plasmodium vivax malaria is a mosquito-borne illness that causes significant morbidity. However, the household and healthcare provider costs of the disease are unknown. A new study published in the open-access journal PLOS Medicine by Dr Angela Devine at Menzies School…
Canadian prescription opioids users experience gaps in access to care
Study suggests people treated for opioid use disorder may face difficulties finding new providers
Drone-mounted millimeter-wave radar sees through inner walls of chimneys
Researchers at Osaka University demonstrate ultra-wideband radars using fiber-optic communications technologies
How AI could alert firefighters of imminent danger
Firefighting is a race against time. Exactly how much time? For firefighters, that part is often unclear. Building fires can turn from bad to deadly in an instant, and the warning signs are frequently difficult to discern amid the mayhem…
Optic nerve firing may spark growth of vision-threatening childhood tumor
NIH-funded pre-clinical study supports key role of neural activity in brain cancers
NIH launches clinical trial of universal influenza vaccine candidate
Nanoparticle vaccine developed by NIAID scientists
Clinical Trial Evaluating Mixed COVID-19 Vaccine Schedules Begins
NIH Trial to Evaluate Safety, Immunogenicity of Various Vaccine Booster Regimens
Researchers Fine-Tune Control Over AI Image Generation
Researchers from North Carolina State University have developed a new state-of-the-art method for controlling how artificial intelligence (AI) systems create images. The work has applications for fields from autonomous robotics to AI training. At issue is a type of AI…
Early bird or night owl? Study links shift worker sleep to ‘chronotype’
Sleep styles may hold the key to designing better work schedules
Chimeric viruses unearth hidden gems in dengue virus structure
In a recent study, Australian scientists used an original approach to resolve the 3D structure of flaviviruses with an unprecedented level of detail, identifying small molecules known as ‘pocket factors’ as new therapeutic targets. Flaviviruses infect humans by mosquito or…
Sloan Kettering Institute scientists learn what fuels the ‘natural killers’ of the immune system
Despite a name straight from a Tarantino movie, natural killer (NK) cells are your allies when it comes to fighting infections and cancer. If T cells are like a team of specialist doctors in an emergency room, NK cells are…
Role of sleep-related brain activity in clearing toxic proteins and preventing Alzheimer’s disease
Global brain activity seen on fMRI, and its connection with cerebrospinal fluid flow weaker in brains of individuals with Alzheimer’s disease risk or related toxin buildup
Restored peatlands store carbon and mitigate climate change
Estonia has almost 10,000 ha of peat production land that has lain abandoned since the Soviet era, as well as peatland that is in use at present for peat production but whose resources will be exhausted in the near future.…
Scientists identify mechanism linking traumatic brain injury to neurodegenerative disease
Study reveals that brain injuries can cause intracellular transport defects that can potentially lead to protein build-up and neurodegenerative disease
How news coverage affects public trust in science
Negative stories without context can undermine confidence in science
Turning the tables — how table corals are regenerating reefs
Table corals are regenerating reefs
Does sugar cause diabetes? (video)
WASHINGTON, June 1, 2021 — In the U.S., diabetes is very common — 1 in 10 people have it, and tens of thousands of people die from it every year. If you have diabetes, you have way too much sugar…
Innovative surgical simulator is a significant advance in training trauma teams
Study finds Department of Defense-commissioned Advanced Modular Manikin with an integrated platform more realistically simulates trauma scenarios as compared with a standalone simulator that permits performance of isolated tasks
Biologists find invasive snails using new DNA-detection technique
Invasive species, beware: Your days of hiding may be ending. Biologists led by the University of Iowa discovered the presence of the invasive New Zealand mud snail by detecting their DNA in waters they were inhabiting incognito. The researchers employed…
Childhood cancer discovery may stop tumour spread before it starts
New understanding of how Ewing sarcoma tumours travel through the body has the potential to prevent metastatic spread in a number of cancer types
Intratumoral SIRPalpha-deficient macrophages activate tumor-specific cytotoxic T cells
In a study that will be published in Nature Communications on May 28, 2021, a research team led by Dr. Yuan Liu from Georgia State University reports that intratumoral SIRPα-deficient macrophages activate tumor antigen-specific cytotoxic T cells to eliminate various…
Hi-CO unravels the complex packing of nucleosomes
High-resolution genome structural analyses combined with large-scale simulations show the arrangements of the genome’s spool-like structures affecting gene expression
Unprecedented data sharing driving new rare disease diagnoses in Europe
Results are just ‘tip of the iceberg’, according to researchers
Featured research from NUTRITION 2021 LIVE ONLINE
Press materials for virtual event now available
Lean and mean: Maximizing 5G communications with an energy-efficient relay network
Scientists at Tokyo Institute of Technology (Tokyo Tech) have developed a wirelessly powered relay network for 5G systems. The proposed battery-free communication addresses the challenges of flexible deployment of relay networks. This design is both economical and energy-efficient. Such advances…
Seeds of economic health disparities found in subsistence society
PULLMAN, Wash. – No billionaires live among the Tsimane people of Bolivia, although some are a bit better off than others. These subsistence communities on the edge of the Amazon also have fewer chronic health problems linked to the kind…
Greenhouse gas emissions from reservoirs higher than previously expected
VANCOUVER, Wash. – A new study in Global Biogeochemical Cycles shows per-area greenhouse gas emissions from the world’s water reservoirs are around 29% higher than suggested by previous studies, but that practical measures could be taken to help reduce that…
Scientists say active early learning shapes the adult brain
Virginia Tech, Penn researchers show early learning shapes adult brain structure
Hypertension during pregnancy is associated with increased risk of stroke in offspring
Sophia Antipolis – 1 June 2021: A study in 5.8 million children has found a higher incidence of stroke four decades later in those whose mother had high blood pressure or pre-eclampsia while pregnant. The research is presented at ESC…