Flour-derived borocarbonitride enriched with boron-oxygen for the oxidative dehydrogenation of propane to olefins
In a study published in the journal Science China Chemistry, catalytic performance was investigated using a fixed-bed reactor and the structure-activity relationship was studied by combining various characterizations with DFT calculations......»»
No last-minute reprieve, US ban on some Apple Watch sales now in effect
Watch Series 9 and Watch Ultra 2 blood oxygen sensors are patent-infringing. Enlarge / The Apple Watch Ultra 2. (credit: Apple) Apple is banned from selling the Watch Series 9 and Watch Ultra 2 in the US after President.....»»
Apple Watch sales ban, next-gen CarPlay previewed, Ask9to5Mac
Benjamin and Chance discuss the wild situation of the Apple Watch sales ban in the US, as part of an ongoing patent dispute with Masimo over blood oxygen sensor patents. Also, Apple has finally shared details of the first vehicles featuring next-gene.....»»
Microplastic-associated pathogens in aquatic environments: A hidden health risk
Microplastics, which are minute plastic particles under 5mm in size, are becoming ever more ubiquitous in marine and freshwater ecosystems around the globe. These particles, derived from primary and secondary sources, such as industrial raw material.....»»
Masimo open to an Apple Watch settlement, if Apple would only call
Masimo CEO Joe Kiani claims the medical device company is open to a settlement discussion over the upcoming U.S. Apple Watch sales ban, but Apple allegedly hasn't made any moves to do so.Apple Watch with blood oxygen sensing functionsIn the face of a.....»»
Researchers discover crucial step in creating blood stem cells
A microbial sensor that helps identify and fight bacterial infections also plays a key role in the development of blood stem cells, providing a valuable new insight in the effort to create patient-derived blood stem cells that could eliminate the nee.....»»
A microfluidic magnetic detection system for tumor-derived exosome analysis
In a study published on 7 November 2023 in the journal Microsystems & Nanoengineering, researchers from the Shanghai Institute of Microsystem and Information Technology, Chinese Academy of Sciences, and Shanghai Tech University, have developed an inn.....»»
2024 Apple Watch with new design rumored to get sleep apnea & blood pressure sensing
A rumor claims that the a 2024 Apple Watch model will include a refreshed design, with new health features expected to include detection of hypertension and sleep apnea.An Apple Watch detecting blood oxygen levelsThe 2023 releases of Apple Watch didn.....»»
New embryo-like model simulates early human blood production
University of Pittsburgh researchers have developed a new embryo-like model derived from adult cells that replicates key features of early human development, including the generation of blood cells......»»
Earliest evidence for domestic yak found using both archaeology and ancient DNA
The high-altitude hero of the Himalayas, yak are among the few large animals that can survive the extremely cold, harsh and oxygen-poor conditions of the Tibetan Plateau. In the mountainous regions of Asia, yak and yak–cattle hybrids serve as vital.....»»
Scientists identify biosynthetic pathway of chemotherapeutic derived from yew trees
Researchers from the Max Planck Institute of Molecular Plant Physiology have unraveled the biosynthetic pathway of paclitaxel in yew plants, a chemotherapeutic for cancer treatment. This discovery might facilitate the production of this very complex.....»»
Atlantic Ocean near Bermuda is warmer and more acidic than ever, 40 years of observation show
Decade-long ocean warming that impacts ocean circulation, a decrease in oxygen levels that contributes to changes in salinification and nutrient supply, and ocean acidification are just some of the challenges the world's oceans are facing......»»
To the moo-n: Cow dung fuels Japan"s space ambitions
Japan's space industry opened potentially an udder-ly new chapter on Thursday with a start-up testing a prototype rocket engine that runs on fuel derived purely from a plentiful local source: cow dung......»»
Nature inspires a new wave of biotechnology
Biological molecules called peptides play a key role in many biological activities, including the transport of oxygen and electrons. Peptides consist of short chains of amino acids, the building blocks of proteins. They are also the inspiration for n.....»»
A novel approach for dimensional engineering of covalent organic frameworks derived carbons
Covalent organic frameworks (COFs) are a special class of materials composed of interconnected organic building blocks held together by strong chemical bonds. Featured with evenly distributed atoms and abundant internal empty space, COFs can be utili.....»»
An anisotropic density turbulence model from the sun to 1 au derived from radio observations
Density turbulence in the solar corona and solar wind is evident via the properties of solar radio bursts; angular scattering-broadening of extra-solar radio sources observed through the solar atmosphere, and can be measured in-situ in the solar wind.....»»
Study identifies a key protein in blood vessel growth
Blood vessels are responsible for the appropriate and efficient delivery of nutrients and oxygen to the whole body. To do so, they must grow and branch to reach every cell in a process called angiogenesis. The precise regulation of the sprouting and.....»»
This year"s Chesapeake Bay "dead zone" was the smallest on record, going back to 1985
This summer's oxygen-poor "dead zone" in the Chesapeake Bay was the smallest since scientists started monitoring it in 1985, according to estimates by researchers in Maryland and Virginia......»»
Durable, inexpensive electrocatalyst generates clean hydrogen and oxygen from water
A new electrocatalyst made of nickel (Ni), iron (Fe) and silicon (Si) that decreases the amount of energy required to synthesize H2 from water has been manufactured in a simple and cost-effective way, increasing the practicality of H2 as a clean and.....»»
High-valence metal-doped amorphous IrOx as stable electrocatalyst for acidic oxygen evolution reaction
Hydrogen has been regarded as a potential energy carrier instead of fossil fuels, addressing energy demand and environmental issues. Proton exchange membrane water electrolysis (PEMWE), with its high energy density, elevated hydrogen purity, and rapi.....»»
Combining extreme-ultraviolet light sources to resolve a quantum mechanical dissociation mechanism in oxygen molecules
For the first time, researchers have succeeded in selectively exciting a molecule using a combination of two extreme-ultraviolet light sources and causing the molecule to dissociate while tracking it over time. This is another step towards specific q.....»»