English
Arabic
Chinese (Simplified)
Dutch
Esperanto
French
German
Greek
Italian
Japanese
Korean
Portuguese
Russian
Spanish
UrduPHOENIX — A Mayo Clinic study involving 5,540 patients with metastatic colorectal cancer finds that maintenance chemotherapy after initial treatment is more beneficial for patients whose disease is under control, compared with more aggressive treatment. A maintenance strategy with a…
Author: sarah Jonas
Amazon forest regrowth much slower than previously thought
The regrowth of Amazonian forests following deforestation can happen much slower than previously thought, a new study shows
Employers key to addressing lung cancer disparity in rural Kentucky
Lung cancer is the leading cause of cancer deaths among all Kentuckians. Male Kentuckians have higher rates than females, with a disproportionate number residing in rural and medically underserved parts of the state. According to a University of Kentucky study,…
Breakthrough innovation enabling cheaper solar energy production is one step closer to the market
Material, synthesised by Kaunas University of Technology (KTU), Lithuania scientists, which self-assemble to form a molecular-thick electrode layer, presents a facile way of realising highly efficient perovskite single-junction and tandem solar cells
Caffeine may offset some health risks of diets high in fat, sugar
CHAMPAIGN, Ill. — A new study in rats suggests that caffeine may offset some of the negative effects of an obesogenic diet by reducing the storage of lipids in fat cells and limiting weight gain and the production of triglycerides.…
UCI butterfly expert’s advocacy for Hispanic scientists takes wing with award
Adriana Briscoe receives the 2020 University Faculty Award
Mimicking enzymes, chemists produce large, useful carbon rings
MADISON, Wis. — Drawing inspiration from nature, University of Wisconsin-Madison chemists have discovered an efficient way to wrangle long, snaking molecules to form large rings — rings that form the backbone of many pharmaceuticals but are difficult to produce in…
New aqueous lithium-ion battery improves safety without sacrificing performance
Non-flammable, cost-efficient, and effective battery developed at Rensselaer Polytechnic Institute
UVA, Novo Nordisk enter into type 2 diabetes research collaboration
University of Virginia (UVA) Center for Diabetes Technology and Novo Nordisk today announced that they have entered into a five-year research collaboration where UVA and Novo Nordisk will work together on the development of virtual environments focused on modelling of…
A ‘Jackalope’ of an ancient spider fossil deemed a hoax, unmasked as a crayfish
LAWRENCE — Earlier this year, a remarkable new fossil specimen was unearthed in the Lower Cretaceous Yixian Formation of China by area fossil hunters – possibly a huge ancient spider species, as yet unknown to science. The locals sold the…
Fireballs: mail from space
Is anything going to hit Earth? A neat approach to make quicker and more exact analyses of fireball observations
Bacteria spread by ticks affected by humidity and mutual competition
Researchers at the University of Helsinki, the University of Zurich and the University of Exeter have carried out modelling on how environmental factors affect the occurrence of human-pathogenic bacteria found in the sheep tick ( Ixodes ricinus ), a tick…
The majority consider themselves more environmentally friendly than others
Research from the University of Gothenburg shows that we tend to overestimate our personal environmental engagement. In a study with participants from Sweden, the United States, England, and India, most participants were convinced that they acted more environmentally friendly than…
Artificial ‘inclusion bodies’ created for controlled drug release
Precision medicine is becoming increasingly important, achieving to create more efficient personalised therapies for each patient and innovative pharmacological developments. In the oncology field, for example, researchers are developing different approaches aimed at directed and controlled drug release systems, thereby…
Understanding the mechanisms of seemingly chaotic synchronization in trees
Synchronization of Chaos: Understanding the mechanisms of period-3 synchronization in plant populations located 20 kilometers apart
Scientists discover first antiferromagnetic topological quantum material
Quantum materials are worldwide in the focus of research activities within diverse sci-entific disciplines. This material class appears to be increasingly complex and rich in physical phenomena such as magnetism, superconductivity or topology, and is there-fore extremely promising for technological…
On-chip light source produces versatile range of wavelengths
Silicon-based device may enable variety of photonic applications
Research finds positive community action can help coral reef health
Research reveals lessons from the Pacific about balancing community and environmental needs
New research shows domestic animals link virus spread among humans and wildlife
How domesticated animals hold key to spread of viruses
Marine biology: Acidified oceans may corrode shark scales
Prolonged exposure to high carbon dioxide (acidified) seawater may corrode tooth-like scales (denticles) covering the skin of puffadder shysharks, a study in Scientific Reports suggests. As ocean CO 2 concentrations increase due to human activity, oceans are becoming more acidic,…
A discovery helps the development of a topological quantum computer and dark matter detector
An international team of scientists, including physicists from St. Petersburg University, has discovered a new class of materials that are both antiferromagnets and topological insulators
An atomic view of the trigger for the heartbeat
Structural studies of sodium channels disclose details about how they power heartbeats and respond to heart rhythm drugs.
Night eating, lower diet quality during pregnancy associated with greater weight gain & retention
KKH-led research shows implications for long-term obesity risk, maternal and child health
Towards new lithium-ion batteries that are safer and more efficient
Lithium-ion batteries have revolutionised technology and mobile devices, and their use today is standard in mobile phones and laptop computers
Glutamine may decrease obesity-linked inflammation
Glutamine could help people with obesity reduce inflammation of fat tissue and reduce fat mass, according to a new study at Karolinska Institutet in Sweden and the University of Oxford in the U.K. The researchers also show how glutamine levels…
How genetics and social games drive evolution of mating systems in mammals
From monogamy to promiscuity, a new model explains the evolution of diverse mating systems based on the conflict between cooperative and competitive behaviors
Number of people in need of renal replacement therapy is rising
The ERA-EDTA Registry collects data on renal replacement therapy (RRT) from the national and regional renal registries in Europe and from countries bordering the Mediterranean. For the 2017 Annual Report, data sets from 53 national or regional renal registries in…
Type 1 Diabetes: New starting point to delay autoimmune response
Regulatory T cells (Tregs)* prevent excessive immune reactions in healthy people. In the development of autoimmune type 1 diabetes, this protection is not sufficiently effective. Researchers at Helmholtz Zentrum München and LMU Munich have now deciphered a mechanism that impairs…
Rapid diagnostic tests accurately diagnose Chagas disease
Chagas disease, caused by the parasite Trypanosoma cruzi, is the neglected tropical disease with the highest burden in Latin America. Now, researchers report in PLOS Neglected Tropical Diseases that two commercially-available rapid diagnostic tests (RDTs) can be combined for conclusive…
Research validates new control tactic for herbicide-resistant weeds in US soybean crops
WESTMINSTER, Colorado – December 19, 2019 – Australian growers have made significant inroads against herbicide-resistance weeds in recent years by focusing on harvest-time weed seed controls. One of the most popular strategies is the use of an impact mill that…
Scientists uncover world’s oldest forest
Fossils of trees dating back 386 million years found on the bottom of a New York quarry
New algorithm suggests four-level food web for gut microbes
Novel modeling approach could help improve understanding of human gut function
Fossil soils reveal emergence of modern forest ecology earlier than previously thought
While sifting through fossil soils in the Catskill region near Cairo, New York, researchers uncovered the extensive root system of 386-million-year old primitive trees. The fossils, located about 25 miles from the site previously believed to have the world’s oldest…
Novel 3D microscopy technique reveals new phenomena in living cells
Quantitative holo-tomographic microscopy poised to capture previously unseen or unexplained cell behavior, such as spinning nuclei
Acid reflux affects nearly a third of US adults weekly
LOS ANGELES (Dec. 19, 2019) — Gastroesophageal reflux disease (GERD), a digestive disorder that causes hearburn and other uncomfortable symptoms, may affect nearly a third of U.S. adults each week, and most of those who take certain popular medications for…
Modern trees emerged earlier than previously believed, new research reveals
Scientists discover 385-million-year-old forest
Meta-analysis indicates that one-fifth of the world’s population exposed to Toxocara
Human toxocariasis — a neglected tropical disease found worldwide, can cause a range of allergic, neurological, cardiac, and other symptoms. However, it also goes unnoticed in many people who contract the infection. Now, researchers report in PLOS Neglected Tropical Diseases…
Guidelines for clinicians to address youth vaping
BOSTON – In response to the pressing public health issue of vaping, clinicians of all disciplines are being asked to address this issue with youth, families and community members, despite minimal youth-focused screening or treatment guidelines. Physicians from Boston Medical…
New gene for male infertility discovered
Investigators describe the first cases of SYCP2-mediated male infertility in humans
Gene drives work faster than non-drive approaches to control problem insects
Mosquitoes engineered to spread genes that stop malaria are efficient, but mutations can arise
Finding your way in the dark depends on your internal clock
Surprising results show how circadian rhythm changes the way mammals can see
Researchers investigate factors influencing visceral leishmaniasis death
In the Americas, more than 96% of cases of visceral leishmaniasis (VL)–the most severe form of leishmaniasis– occur in Brazil, where the fatality rate has risen in recent years. Now, researchers report in PLOS Neglected Tropical Diseases that age, HIV…
A surprising new source of attention in the brain
As you read this line, you’re bringing each word into clear view for a brief moment while blurring out the rest, perhaps even ignoring the roar of a leaf blower outside. It may seem like a trivial skill, but it’s…
Your DNA is not your destiny — or a good predictor of your health
New study from the University of Alberta suggests that diseases such as many cancers, diabetes, and Alzheimer’s have a genetic contribution of 5 to 10 per cent at most
Evaluating clinical evidence of acupuncture, acupressure for improving cancer pain?
What The Study Did: This study (called a systematic review and meta-analysis) combined results from 14 randomized clinical trials to evaluate evidence of an association between acupuncture and acupressure for reducing pain in patients with cancer. Previous studies have had…
Following scientific literature review, Imperial Brands calls for legalisation of snus in EU
Following a new literature review* of the harm reduction potential of snus, Imperial Brands – owners of leading snus brand Skruf – has urged the European Union (EU) to re-examine its position on the product. Published in the prestigious Harm…
Why your first battle with flu matters most
The first strain of influenza virus we encounter during childhood sets the course of how our immune system responds to exposures later in life
Understanding why songbirds choose their homes
New research by University of Alberta biologists uses a new approach to modelling the populations of six species of songbirds in Canada’s boreal forest–and the results show that standard modeling methods may not be accurately capturing species distribution patterns. The…
Comparing future risks associated with gastric bypass and gastric sleeve surgery
Study appears in JAMA Network Open
New study identifies last known occurrence of Homo erectus
Research by an international team of scientists suggests Homo erectus went extinct between 117,000 and 108,000 years ago