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Science News Archive September 2019 - Page 26


Page 26 of 43

All on the table

The study highlights significant gaps in knowledge about underassessed foods, which represent more than half of animal production and over 25% of total food globally. The researchers argue that a more complete global food assessment is necessary to develop sensitive and versatile local solutions to environmental and food security issues.

SourceUniversity of California - Santa Barbara·JournalProceedings of the National Academy of Sciences·DateSep 12, 2019

Finding (microbial) pillars of the bioenergy community

Researchers at Michigan State University have discovered that many core microbes on bioenergy plant leaves originate from the soil and remain consistent across seasons. The study suggests that these microbes play a crucial role in the plant's growth and health, and their phyllosphere microbiome can be targeted for cultivation.

SourceMichigan State University·JournalNature Communications·DateSep 12, 2019

Hepatitis C-infected kidneys function as well as uninfected organs after transplant

A new national study by Penn Medicine found that hepatitis C-infected kidneys can function comparably to uninfected kidneys in patients who do not already have the virus. The study showed a significant increase in the use of HCV-infected organs, but raised questions about why these organs are still assigned lower risk scores.

SourceUniversity of Pennsylvania School of Medicine·JournalJournal of the American Society of Nephrology·DateSep 12, 2019

Spin devices get a paint job

Physicists have developed a novel method to create high-performance spintronic devices using organic molecules, which can be easily configured for different functions. The new fabrication method uses layers of molecules that can be painted or printed onto metals, offering a promising alternative to traditional materials.

SourceUniversity of Tokyo·JournalNano Letters·DateSep 12, 2019

Why do birds migrate at night?

Scientists have found that cryptochromes from migratory birds have evolved a mechanism that enhances their ability to respond to light, allowing them to sense and respond to magnetic fields under nighttime conditions. This discovery sheds light on how vertebrate cryptochromes function in low-light environments.

SourceSouthern Methodist University·JournalProceedings of the National Academy of Sciences·DateSep 12, 2019

The 2019 CNRS innovation medallists

Three innovative minds received the 2019 CNRS innovation medallist award for their groundbreaking work in reducing satellite size and propulsion units. Ane Aanesland and Dmytro Rafalskyi developed new propellant technologies, while Vance Bergeron created electrostimulation solutions to improve paralysis rehabilitation. Livio de Luca pi...

SourceCNRS·DateSep 12, 2019

Bone marrow may be the missing piece of the fertility puzzle

Researchers at Yale University have discovered that a woman's bone marrow plays a crucial role in determining her ability to start and sustain a pregnancy. Bone marrow-derived stem cells travel to the uterus, where they help transform the uterine lining for implantation, essential for embryo implantation and pregnancy maintenance.

SourceYale University·JournalPLOS Biology·DateSep 12, 2019

Researchers develop chemical reaction method for more efficient drug production

Tokyo University of Agriculture and Technology researchers have developed a more efficient method to produce polyene substructures, a crucial framework in many natural products and pharmaceutical molecules. The new 'one-pot' solution eliminates lengthy preparation steps and excess waste, making the production process more economical.

SourceTokyo University of Agriculture and Technology·JournalChemical Communications·DateSep 12, 2019

Bones secrete a stress hormone

Research reveals that bone-derived hormone osteocalcin plays a critical role in mediating the acute stress response, which is distinct from hormones released by the adrenal glands. Osteocalcin levels rise in response to stress, triggering physiological responses such as increased energy expenditure and heart rate.

SourceCell Press·JournalCell Metabolism·DateSep 12, 2019

Simple model captures almost 100 years of measles dynamics in London

A simple epidemiological model accurately predicts measles transmission dynamics in London over almost a century, accounting for historical events like the 1918 pandemic. The study's findings suggest long-term disease dynamics can follow simple rules, with implications for understanding other ecological phenomena.

SourcePLOS·JournalPLOS Computational Biology·DateSep 12, 2019

Big game hunting for a more versatile catalyst

Researchers at Harvard University have discovered the architecture of a copper-nitrenoid complex that can transform carbon-hydrogen bonds into valuable building blocks for chemical synthesis. This breakthrough could lead to more efficient and sustainable production methods for pharmaceuticals, household products, and other chemicals.

SourceHarvard University·JournalScience·DateSep 12, 2019

The rare molecule weighing in on the birth of planets

Astronomers have discovered a rare form of carbon monoxide in the dust and gas disc around a young star, revealing it to be much heavier than previously thought. This finding provides new insights into the formation of planets and challenges existing theories about planetary system formation.

SourceUniversity of Leeds·JournalThe Astrophysical Journal Letters·DateSep 12, 2019

UBC researchers design roadmap for hydrogen supply network

A new study by UBC researchers provides a comprehensive model for hydrogen adoption in British Columbia, recommending a refuelling infrastructure and production plants to support the adoption of hydrogen-powered cars. The study sees significant growth in hydrogen demand every year, provided policies like B.C.'s carbon tax are maintained.

SourceUniversity of British Columbia·JournalInternational Journal of Hydrogen Energy·DateSep 12, 2019

Standardized medical residency exam may reduce pool of diverse and qualified candidates

A recent study found that a standardized medical school exam can bias the entry of diverse and qualified candidates into radiation oncology residency programs. The researchers suggest that using a holistic approach to evaluate applicants could help address these biases, incorporating emotional intelligence and other core competencies.

SourceThomas Jefferson University·JournalPractical Radiation Oncology·DateSep 11, 2019

Study: Want more investors to your startup? Better make an impassioned pitch

A study from Case Western Reserve University found that entrepreneurs who pitch their startup ideas with passion are more likely to entice investors. The researchers used functional Magnetic Resonance Imaging (fMRI) to examine the neural responses of investors' brains, revealing a causal relationship between passion and interest. As a ...

SourceCase Western Reserve University·JournalJournal of Business Venturing·DateSep 11, 2019