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The premier online source for science news since 1996. A service of the American Association for the Advancement of Science.
Updated: 3 years 1 month ago

Sensors developed at URI can identify threats at the molecular level

May 14 2021 - 00:05
New sensors developed by Professor Otto Gregory, of the College of Engineering at the University of Rhode Island, and chemical engineering doctoral student Peter Ricci, are so powerful that they can detect threats at the molecular level.
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New research optimizes body's own immune system to fight cancer

May 14 2021 - 00:05
First-of-its-kind study shows how engineered immune cells move faster to attack the tumor
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Access to overdose-reversing drugs declined during pandemic, researchers find

May 14 2021 - 00:05
Clinician-researchers at Beth Israel Deaconess Medical Center (BIDMC) analyzed naloxone prescription trends during the COVID-19 pandemic in the United States and compared them to trends in opioid prescriptions and to overall prescriptions.
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Researchers pinpoint possible way to prevent permanent hearing loss caused by cancer drug

May 14 2021 - 00:05
University of Alberta scientists have identified a receptor in cells that could be key to preventing permanent hearing loss in childhood cancer survivors who are being treated with the drug cisplatin. The researchers believe by inhibiting the receptor, they may be able to eliminate toxic side-effects from the drug that cause the hearing loss.
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Researchers suggest pathway for improving stability of next-generation solar cells

May 14 2021 - 00:05
Scientists have uncovered the exact mechanism that causes new solar cells to break down, and suggest a potential solution.
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Ventilating the rectum to support respiration

May 14 2021 - 00:05
Researchers from Tokyo Medical and Dental University (TMDU) have demonstrated that delivering oxygen via the rectum as a gas or in an oxygen-rich liquid can support oxygen provision to organs and tissues during respiratory failure. Such "enteral ventilation" increased oxygenation, improved behavior and prolonged survival in experimental mouse and pig models of respiratory failure. Further research may allow its clinical application in human patients as a less invasive alternative to ventilators and artificial lungs.
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Availability of US hospital price data

May 14 2021 - 00:05
What The Study Did: Researchers evaluated the compliance of hospitals with a Centers for Medicare & Medicaid Services ruling mandating that a list of charges for services, procedures and items be publicly available and in a machine-readable file.
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Crowdsourcing for university community engagement COVID-19 safety strategies

May 14 2021 - 00:05
What The Study Did: This is a qualitative study that evaluates a crowdsourcing open call to gather community input for engaging the university community in COVID-19 safety strategies.
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Transmission of COVID-19 in simulated nursing homes with frequent testing, immunity-based staffing

May 14 2021 - 00:05
What The Study Did: Associations of staffing and testing interventions with COVID-19 transmission in nursing homes are examined in this decision analytical modeling study.
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Changes in filled opioid, naloxone prescriptions before, during COVID-19

May 14 2021 - 00:05
What The Study Did: Researchers analyzed changes in filled prescriptions for naloxone (medication to reverse opioid overdoses) during the COVID-19 pandemic in the United States and compared them with changes in opioid prescriptions and overall prescriptions.
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Climate change threatens one-third of global food production

May 14 2021 - 00:05
New research led by Aalto University assesses just how global food production will be affected if greenhouse gas emissions are left uncut. The study is published in the prestigious journal One Earth on Friday 14 May.
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Earth's oldest minerals date onset of plate tectonics to 3.6 billion years ago

May 14 2021 - 00:05
Scientists led by Michael Ackerson, a research geologist at the Smithsonian's National Museum of Natural History, provide new evidence that modern plate tectonics, a defining feature of Earth and its unique ability to support life, emerged roughly 3.6 billion years ago. The study, published May 14 in the journal Geochemical Perspectives Letters, uses zircons, the oldest minerals ever found on Earth, to peer back into the planet's ancient past.
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Mammals can use their intestines to breathe

May 14 2021 - 00:05
Rodents and pigs share with certain aquatic organisms the ability to use their intestines for respiration, finds a study publishing May 14th in the journal Med. The researchers demonstrated that the delivery of oxygen gas or oxygenated liquid through the rectum provided vital rescue to two mammalian models of respiratory failure.
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Our dreams' weirdness might be why we have them, argues new AI-inspired theory of dreaming

May 14 2021 - 00:05
Why we dream is a divisive topic within the scientific community, and the neuroscience field is saturated with hypotheses. Inspired by techniques used to train deep neural networks, Tufts University neuroscience researcher Erik Hoel (@erikphoel) argues for a new theory of dreams: the overfitted brain hypothesis. The hypothesis, described May 14 in a review in the journal Patterns, suggests that the strangeness of our dreams serves to help our brains better generalize our day-to-day experiences.
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Ion transporters in chloroplasts affect the efficacy of photosynthesis

May 14 2021 - 00:05
A study led by LMU plant biologist Hans-Henning Kunz uncovers a new role for ion transporters: they participate in gene regulation in chloroplasts.
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Is the past (and future) there when nobody looks?

May 14 2021 - 00:05
Quantum mechanics is famous for its indeterminism, but we can usually use probabilities to quantify our uncertainty about future observations. However, a team of researchers at the University of Vienna, the IQOQI Vienna (Austrian Academy of Sciences) and the Perimeter Institute for Theoretical physics have recently shown that in certain extreme quantum scenarios it is not possible to make such probabilistic predictions, provided that certain key assumptions of quantum mechanics hold true.
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Male hormones regulate stomach inflammation in mice

May 14 2021 - 00:05
Scientists at the National Institutes of Health determined that stomach inflammation is regulated differently in male and female mice after finding that androgens, or male sex hormones, play a critical role in preventing inflammation in the stomach. The finding suggests that physicians could consider treating male patients with stomach inflammation differently than female patients with the same condition. The study was published in Gastroenterology.
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Businesses have a moral duty to explain how algorithms make decisions that affect people

May 14 2021 - 00:05
Do users, customers, employees, and others have a right to know how companies that use algorithms make their decisions? In a new analysis, researchers explore the moral and ethical foundations to such a right. They conclude that the right to such an explanation is a moral right, then address how companies might do so.
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Maternal stress during pregnancy may shorten lifespans of male lizard offspring

May 14 2021 - 00:05
Mother fence lizards that experience stress during pregnancy give birth to male offspring with shortened telomeres, or bits of non-coding DNA that cap the ends of chromosomes, according to a Penn State-led study. Shorter telomeres are associated with decreased lifespan in humans; therefore, the team's findings may have implications for human longevity.
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New perspective on stress pandemics and human resilience from the analysis of COVID-19

May 14 2021 - 00:05
A new analysis of the effects of SARS-CoV-2, the virus causing the current pandemic, on the human body has provided novel insights into the nature of resilience and how we deal with stressful situations. Using COVID-19 as an example, the findings provide a new framework that may be central to managing this disease, minimise the likelihood of ferocious viral outbreaks in the future and deal with other major stresses.
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