Enabling nanoscale thermoelectrics with a novel organometallic molecular junction
The Seebeck effect is a thermoelectric phenomenon by which a voltage or current is generated when a temperature difference exists across a conductor. This effect is the basis of established and emerging thermoelectric applications alike, such as heat.....»»
Quantum sensing approach captures nanoscale electrochemical evolution in battery
Battery performance is heavily influenced by the non-uniformity and failure of individual electrode particles. Understanding the reaction mechanisms and failure modes at nanoscale level is key to advancing battery technologies and extending their lif.....»»
Secret calculator hack brings ChatGPT to the TI-84, enabling easy cheating
Tiny device installed inside TI-84 enables Wi-Fi Internet, access to AI chatbot. Enlarge (credit: ChromaDev) On Saturday, a YouTube creator called "ChromaLock" published a video detailing how he modified a Texas Instrume.....»»
New data science tool greatly speeds up molecular analysis of our environment
A research team led by scientists at the University of California, Riverside, has developed a computational workflow for analyzing large data sets in the field of metabolomics, the study of small molecules found within cells, biofluids, tissues, and.....»»
How a bacterial pathogen that causes dysentery manipulates molecular activity to assure its survival
Virginia Tech researchers have learned how bacteria manipulate molecules to infect the host organism. Daniel Capelluto and his research team have discovered the mechanism by which the bacterial pathogen Shigella flexneri, the causative agent of dysen.....»»
Double-edged STING: A new pathway involved in aging
A protein called STING, previously shown to control a pathway that contributes to antiviral signaling, also plays an important role in cellular stress clearance and cell survival, according to a new paper published in Molecular Cell......»»
Evolved in the lab, found in nature: Uncovering hidden pH sensing abilities in microbial cultures
In a study led by Sarah Worthan, Ph.D., a postdoctoral researcher in the Behringer Lab at Vanderbilt University, scientists have successfully evolved microbial cultures that possess the ability to sense pH changes, enabling rapid responses to environ.....»»
Researchers achieve aluminum molecular ring-based rotaxane and polyrotaxane
Rotaxanes have garnered interest for their unique structures consisting of mechanically interlocked axles and macrocycles. Numerous organic macrocycles have been employed to construct rotaxanes, including crown ether, cyclobis(paraquat-p-phenylene),.....»»
Schottky junction catalysts boost hydrogen production with non-precious metals in water electrolysis
Electricity-driven water electrolysis has garnered notable attention as an environmentally friendly method for hydrogen production, with high-purity hydrogen being crucial for addressing the energy crisis. Nonetheless, water electrolysis hydrogen evo.....»»
Oceanic life found to be thriving thanks to Saharan dust blown from thousands of kilometers away
Iron is a micronutrient indispensable for life, enabling processes such as respiration, photosynthesis, and DNA synthesis. Iron availability is often a limiting resource in today's oceans, which means that increasing the flow of iron into them can in.....»»
Researchers explore physiological and molecular processes underlying graft healing
Grafting has long been a cornerstone in agriculture and forestry, allowing for the propagation of desirable plant traits and improved resistance to environmental challenges. Despite its widespread application, grafting still encounters obstacles, inc.....»»
Bioengineers create new substrate to study wood-decomposing enzyme
Researchers want to transform the natural and abundant resource wood into useful materials, and central to that is a molecular machine found in fungi that decomposes the complex raw material into its basic components......»»
Blue Lakes Trail implementing permit system – what this means for Grand Junction
Blue Lakes Trail implementing permit system – what this means for Grand Junction.....»»
DNA origami and fluorescent probes can precisely release molecular cargo
In the world of nanotechnology, the development of dynamic systems that respond to molecular signals is becoming increasingly important. The DNA origami technique, whereby DNA is programmed so as to produce functional nanostructures, plays a key role.....»»
Scientists find new epigenetic switch, revealing how genes are regulated in early development
The team of Professor Christof Niehrs at the Institute of Molecular Biology (IMB) in Mainz, Germany, has discovered that a DNA modification called 5-formylcytosine (5fC) functions as an activating epigenetic switch that kick-starts genes in early emb.....»»
Do bacteria age?
Any organism that lives, grows and reproduces must also age. People often think of aging in the physical sense—gray hair, slowed movements and wrinkles—but aging fundamentally occurs on a molecular level, inside of cells......»»
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.....»»
In-car payments for EV charging can ease some reliability issues
Companies are enabling drivers to pay for charging from inside the vehicle......»»
Researchers develop novel covalent organic frameworks for precise cancer treatment delivery
A team of researchers at NYU Abu Dhabi (NYUAD), led by Program Head of Chemistry Ali Trabolsi, have developed nanoscale covalent organic frameworks (nCOFs), crystalline organic polymers that have been modified with peptides to treat the most aggressi.....»»
New technique boosts mutation rates in fruit flies for genetics research
A new technique, TF-High-Evolutionary (TF-HighEvo), allows large-scale assessment of de-novo mutations in multicellular organisms. Developed in collaboration with researchers from the European Molecular Biology Laboratory (EMBL) and the Friedrich Mie.....»»
Catalyzing environmental cleanup: A highly active and selective molecular catalyst and electrified membrane
Some chemicals create environmental problems; others, fortunately, can help clean them up. Chemists from Yale University and their colleagues have developed an electrochemical catalyst and membrane that offers an efficient and sustainable way to trea.....»»