Observations investigate properties of nearby brown dwarf HD 33632 Ab
Using the Keck II telescope in Hawaii, astronomers have observed a nearby brown dwarf known as HD 33632 Ab. Results of the observational campaign, presented in a paper published May 14 on the pre-print server arXiv, provide more insights into the pro.....»»
Decoding "Chachi" citrus: Unveiling the secrets of flavorful phytonutrients
Citrus reticulata "Chachi" (CRC), a staple in traditional medicine and modern pharmacology, is renowned for its rich flavonoid content, which underpins its health-promoting properties. Despite its widespread use, the biosynthetic pathways and genetic.....»»
Observations provide crucial insights into the nature of a white dwarf–brown dwarf binary
Using the Hubble Space Telescope (HST), astronomers have performed spectrophotometric observations of an eclipsing white dwarf–brown dwarf binary known as WD1032+011. Results of their observational campaign, published September 10 on the preprint s.....»»
Arctic warming may fuel ice formation in clouds, observations suggest
The Arctic frequently experiences temperatures that support the formation of mixed-phase clouds that contain supercooled liquid droplets and ice crystals. The composition of such clouds plays a crucial role in the region's energy balance and climate.....»»
Small populations of Stone Age people drove dwarf hippos and elephants to extinction on Cyprus
Imagine growing up beside the eastern Mediterranean Sea 14,000 years ago. You're an accomplished sailor of the small watercraft you and your fellow villagers make, and you live off both the sea and the land......»»
Second-gen Starlink satellites leak 30 times more radio interference, threatening astronomical observations
Observations with the LOFAR (Low Frequency Array) radio telescope last year showed that first generation Starlink satellites emit unintended radio waves that can hinder astronomical observations......»»
Physicists reveal evolution of shell structure using machine learning
A research team has used a machine learning approach to investigate the evolution of shell structure for nuclei far from the stability valley. The study, published in Physics Letters B and conducted by researchers from the Institute of Modern Physics.....»»
Science backs traditional knowledge of Kakadu plum health benefits
University of Queensland research has confirmed antioxidant properties in an Australian bushfood used by Indigenous people for generations......»»
Students prefer teacher feedback over AI feedback, research finds
Feedback plays a crucial role in learning, helping individuals to understand and improve their performance, yet globally large and diverse student populations often mean that providing timely and personalized observations can be a challenge......»»
Unraveling an ancient European extinction mystery: Disappearance of dwarf megafauna on paleolithic Cyprus
Scientists have unraveled a mystery about the disappearance of dwarf hippos and elephants that once roamed the picturesque landscape on the Mediterranean island of Cyprus before paleolithic humans arrived......»»
Pollen affects cloud formation and precipitation patterns, researchers find
Ground-based and satellite observations in the United States show that increased pollen concentrations in spring lead to more cloud ice and more precipitation—even at temperatures between minus 15 and minus 25 degrees Celsius......»»
Black hole pairs may unveil new particles
In a paper published in Physical Review Letters this week, physicists from Amsterdam and Copenhagen argue that close observations of merging black hole pairs may unveil information about potential new particles. The research combines several new disc.....»»
Study sheds light on trade-off between noise and power in nanoscale heat engines
Thanks to nanoscale devices as small as human cells, researchers can create groundbreaking material properties, leading to smaller, faster, and more energy-efficient electronics. However, to fully unlock the potential of nanotechnology, addressing no.....»»
Pinpointing the key size for rapid tropical cyclone intensification
Accurately predicting how rapidly tropical cyclones (TCs) will intensify is a significant challenge due to the complex processes involved. Limited observations show that smaller TCs tend to intensify faster, suggesting a simple linear relationship be.....»»
Beyond displays: Liquid crystals in motion mimic biological systems
Liquid crystals are all around us, from cell phone screens and video game consoles to car dashboards and medical devices. Run an electric current through liquid crystal displays (LCDs) and they generate colors, thanks to the unique properties of thes.....»»
New "grumpy" fish species discovered in the Red Sea
A team of researchers at the King Abdullah University of Science and Technology and the University of Washington has discovered a new species of fish that seems perpetually displeased. The researchers decided to call this new species the grumpy dwarf.....»»
Cosmology is at a tipping point—we may be on the verge of discovering new physics
For the past few years, a series of controversies have rocked the well-established field of cosmology. In a nutshell, the predictions of the standard model of the universe appear to be at odds with some recent observations......»»
Stellantis, UAW back at odds over future of idled Belvidere plant
The UAW is threatening to strike Stellantis if it doesn't recommit to a $4 billion plan that would reopen Belvidere Assembly and add three new facilities nearby......»»
Making "atomic lasagna": New method transforms 3D materials into stable layered thin films with promising properties
A research team discovered a method to transform materials with three-dimensional atomic structures into nearly two-dimensional structures—a promising advancement in controlling their properties for chemical, quantum, and semiconducting application.....»»
Fluorescent nanomaterial could transform how we visualize fingerprints
Researchers created a fluorescent nanoparticle using a combination of materials (MCM-41, chitosan and dansylglycine) to examine latent fingerprints. These nanoparticles have special properties that make them adhere well to fingerprint residues, even.....»»
Dual-feedback mechanism can enhance anti-oxidation coatings in fiber composites
Fiber-reinforced ceramic matrix composites (CMCs) have been the primary choice for radome materials in hypersonic vehicles due to their high toughness, strength, and other advantageous properties. However, oxidation by oxygen in the atmospheric envir.....»»