Glucagon receptor structures uncover new arrestin interaction mechanism
G protein-coupled receptors (GPCRs) are essential for cell signal transduction and constitute the largest drug target protein family. Upon agonist stimulation, these receptors activate multiple downstream transducers, including G proteins and arresti.....»»
Enhanced information in national policies can accelerate Africa"s efforts to track climate adaptation
New analysis of African national adaptation policy documents finds that most fail to provide comprehensive and consistent information. But the authors also uncover compelling examples of robust plans that hold lessons for upcoming climate talks......»»
Blue Origin shows off landing mechanism for New Glenn rocket
Blue Origin is aiming to land the first stage of its new rocket in late September, the New Glenn......»»
Scientists uncover the molecular mechanism behind pineapple peel coloration
Pineapple peel coloration, especially the red hue, significantly enhances its commercial and aesthetic value. However, the genetic mechanisms driving this trait are not well understood, complicating breeding efforts for red-skinned varieties......»»
Greenhouses are becoming more popular, but there"s little research on how to protect workers
From opposite ends of the world, the uncomfortable conditions Shamim Ahamed and Purvi Tiwari experienced doing separate Ph.D. research inside greenhouses inspired them to study the heat in the indoor structures......»»
Dynamic view of opioid receptor could refine pain relief
Effective pain relief without the debilitating side effects of traditional opioids is closer to becoming a reality thanks to a study by an all-RIKEN team into the structure and dynamics of a drug-bound opioid receptor......»»
Baleen plates provide new insight on life history of blue and fin whales
Researchers have recently released a study in Ecology and Evolution outlining their in-depth analysis of historic baleen plates, the comb structures that are used by some species of whales to filter food, from Southern Hemisphere blue and fin whales......»»
Microbial structures in Antarctic lake could reveal more about how life evolved
In the depths of remote Antarctic lakes, communities of microorganisms are thriving where few life forms can survive. Scientists are studying structures formed by these communities to understand more about microscopic life in these extreme environmen.....»»
Scientists develop dual-functional, high-efficiency antimicrobial nanozyme
A research team led by Prof. Gao Lizeng from the Institute of Biophysics of the Chinese Academy of Sciences proposed a bactericidal mechanism based on nanozymes that simulate antimicrobial peptides (AMPs) and antimicrobial enzymes (AMEs) according to.....»»
Physicists pool skills to better describe the unstable sigma meson particle
While nuclear physicists know the strong interaction is what holds together the particles at the heart of matter, we still have a lot to learn about this fundamental force. Results published earlier this year in Physical Review D by three researchers.....»»
Protecting one of the world"s most threatened marine animals
Researchers from Murdoch University's Harry Butler Institute have employed the latest genetic techniques to uncover critical breeding and reproductive knowledge about one of the world's most threatened marine animals—the sawfish......»»
E. coli variant may cause antimicrobial resistance in dogs, humans
Researchers studying antimicrobial-resistant E. coli—the leading cause of human death due to antimicrobial resistance worldwide—have identified a mechanism in dogs that may render multiple antibiotic classes ineffective......»»
Nano-confinement may be key to improving hydrogen production
Researchers at Lawrence Livermore National Laboratory (LLNL) have discovered a new mechanism that can boost the efficiency of hydrogen production through water splitting......»»
New tool can predict bitterness in foods without prior knowledge of their chemical structures
BitterMasS, a novel tool utilizing mass spectrometry, promises advancements in predicting bitterness in compounds. Developed through interdisciplinary collaboration, it offers enhanced precision and efficiency compared to traditional methods, with wi.....»»
Researchers directly simulate the fusion of oxygen and carbon nuclei
The fusion of two nuclei is a complex process influenced by many factors. These factors include not only the relative energy and angular momentum of the two nuclei, but also how their structures evolve as they collide. The outcome of the collisions i.....»»
Cosmic wrestling match: New model reveals what the color of a galaxy tells about its distance
A Ludwig Maximilian University (LMU) team has furnished a model for revealing what the color of a galaxy tells about its distance, to be used for measuring cosmic structures......»»
Webb unveils stunning ejecta and CO structures in Cassiopeia A"s young supernova
The SETI Institute announced the latest findings from the James Webb Space Telescope (JWST) of the supernova remnant, Cassiopeia A (Cas A). These observations of the youngest known core collapse supernova in the Milky Way provide insights into the co.....»»
Integrating small-angle neutron scattering with machine learning enhances measurements of complex molecular structures
Small-angle scattering (SAS) is a powerful technique for studying nanoscale samples. So far, however, its use in research has been held back by its inability to operate without some prior knowledge of a sample's chemical composition. Through new rese.....»»
Belle II experiment reports the first direct measurement of tau-to-light-lepton ratio
The Belle II experiment is a large research effort aimed at precisely measuring weak-interaction parameters, studying exotic hadrons (i.e., a class of subatomic particles) and searching for new physical phenomena. This effort primarily relies on the.....»»
Hexagonal metallic-mean approximants help bridge gap between quasicrystals and modulated structures
For a long time, scientists associated crystal structures with an ordered arrangement of atoms in a repeating lattice-like pattern, believing it to be the most stable configuration. However, by the 1960s, advancements in crystallography revealed mate.....»»
New hypothesis rethinks tech"s impact on social interaction
A new study published in Cyberpsychology, Behavior and Social Networking introduces a novel hypothesis that could reshape our understanding of how digital technologies affect human sociality and mental health......»»