New paradigm in atmospheric gas sensing and molecular identification
Graphene, an atomic-thick sheet of carbon has found immense applications in gas sensors due to its single-molecule sensitivity, low-noise levels, and high carrier density. However, graphene's much-heralded sensitivity also means it is inherently non-.....»»
First full 2-D spectral image of aurora borealis from a hyperspectral camera
Auroras are natural luminous phenomena caused by the interaction of electrons falling from the sky and the upper atmosphere. Most of the observed light consists of emission lines of neutral or ionized nitrogen and oxygen atoms and molecular emission.....»»
Prioritize well-being over growth: New paradigm needed for climate-friendly lifestyles
Ensuring the well-being of citizens while reducing resource consumption has proved to be a massive challenge. Policymakers in the European Union are keen to identify new approaches to provisioning that will safeguard the well-being of citizens withou.....»»
A unique combination of antennas could revolutionize remote sensing
Bigger antennas are better, at least according to researchers interested in geospatial monitoring. That's because higher resolution in monitoring applications requires larger apertures. So imagine the excitement in the remote sensing community when a.....»»
Atmospheric rivers shape long-term changes in Arctic moisture variability
Recent decades have seen rapid warming in the Arctic, known as Arctic amplification, which has impacted the Arctic's cryosphere and ecosystems and influenced global weather and climate through changes in atmospheric circulation......»»
Scientists identify new class of semiconductor nanocrystals
U.S. Naval Research Laboratory (NRL) scientists confirm the identification of a new class of semiconductor nanocrystals with bright ground-state excitons, a significant advancement in the field of optoelectronics, in an article published in the Ameri.....»»
Meta"s new AI model tags and tracks every object in your videos
Meta debuts SAM 2 AI model for identification and tracking of objects in videos......»»
Agricultural soils are efficient ice nucleating particles in the southern great plains
INPs are a rare subset of atmospheric aerosol that can initiate ice formation in clouds. There is a significant gap between scientists' ability to measure INPs and to predict their concentrations and variability in large-scale weather and climate mod.....»»
NASA returns to Arctic to study summer sea ice melt
What happens in the Arctic doesn't stay in the Arctic, and a new NASA mission is helping improve data modeling and increasing our understanding of Earth's rapidly changing climate. Changing ice, ocean, and atmospheric conditions in the northernmost p.....»»
Carpets and flames: Design rules for the morphology of ciliated organs
The history of science is a series of paradigm shifts—conventional theories debunked and replaced by new discoveries. Kanso Bioinspired Motion Lab at USC Viterbi School of Engineering has made a habit of such paradigm shifts, publishing their findi.....»»
New study highlights citizen scientists" role in accurate slug identification
A new study has shown how effective citizen scientists are in accurately identifying species and gathering reliable ecological data......»»
Researchers decipher new molecular mechanisms related to biological tissue regeneration
A new study published in The EMBO Journal opens new perspectives to better understand how the molecular mechanisms involved in regenerative medicine work......»»
Can high-altitude balloons help predict wildfires?
Schmid College of Science and Technology Associate Professor Joshua Fisher is a co-investigator on a groundbreaking three-year project, which, led by the stratospheric and remote sensing company Urban Sky, aims to predict and manage wildfires......»»
New study disputes Hunga Tonga volcano"s role in 2023–24 global warm-up
New research from a collaborative team featuring Texas A&M University atmospheric scientist Dr. Andrew Dessler is exploring the climate impact of the 2022 Hunga Tonga volcano eruption and challenging existing assumptions about its effects in the proc.....»»
Examining progress on volatile organic compound pollution control via the catalytic method
Volatile organic compounds (VOCs), with toxicity and irritability, could cause atmospheric environmental problems such as haze and photochemical smog, seriously threatening the ecological environment and human health. The primary source of VOCs is hu.....»»
Study shows egg-laying mammals are unique, inside and out
The identification of a key gene in monotremes has increased our understanding of why the stomachs of platypuses and echidnas are atypically small, non-acidic, and, in the instance of platypuses, lack a pyloric sphincter......»»
New technique streamlines synthesis of heavy element compounds
Molecular compounds with heavy elements, like americium, curium and others can now be synthesized in a streamlined and efficient way thanks to a new technique developed by Lawrence Livermore National Laboratory (LLNL) researchers......»»
Sensing ultraviolet light with the help of molecular switches
The old saying "the dose makes the poison" also holds true for ultraviolet (UV) light. While UV light is essential for vitamin D production, it is also important in phototherapy, several industrial processes, and plant growth. It also has harmful eff.....»»
Model mixes AI and physics to do global forecasts
Google/academic project is great with weather, has some limits for climate. Enlarge / Image of some of the atmospheric circulation seen during NeuralGCM runs. (credit: Google) Right now, the world's best weather forecast.....»»
Rhythmic gene expression in plants is crucial for symbiosis with nutrient-providing bacteria, study finds
Legumes thrive in low-nitrogen environments by partnering with rhizobia, soil bacteria that convert atmospheric nitrogen into ammonium, a usable form for the plants. These beneficial bacteria are housed in root nodules formed on legume roots......»»
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......»»