Imaging the chemical fingerprints of molecules
Flip through any chemistry textbook and you'll see drawings of the chemical structure of molecules—where individual atoms are arranged in space and how they're chemically bonded to each other. For decades, chemists could only indirectly determine c.....»»
Researchers synthesize molecular aggregates for solar energy applications
No molecule stands alone—they need others, at least when it comes to being able to display useful photophysical, electronic, and chemical properties. When individual molecules combine into an aggregate, or a complex of two or more molecules, they b.....»»
Chemists succeed in upscaling a common reagent for industrial level applications
The metallic element samarium, when bound with other elements, is an incredibly useful chemical reagent for synthesizing molecules that can lead to new pharmaceuticals. Discovered in a Russian mine in 1879, the element was named after the mineral it.....»»
After months of mulling, NASA will decide on Starliner return this weekend
"The agency flight readiness review is where any formal dissents are presented and reconciled." Enlarge / A high-resolution commercial Earth-imaging satellite owned by Maxar captured this view of the International Space Station o.....»»
A small molecular glue that increases P53 level and suppresses tumor growth in vivo
Molecular glues are typically small chemical molecules that act on the interface between the target protein and the degradation machinery to trigger ternary complex formation. Identification of molecular glues is challenging, and there has been a lac.....»»
AI tackles one of the most difficult challenges in quantum chemistry
New research using neural networks, a form of brain-inspired AI, proposes a solution to the tough challenge of modeling the states of molecules......»»
Novel silica nonwoven fabric scaffold enhances understanding of cell-to-cell interactions
Communication and coordination among different cells are fundamental aspects that regulate many functions in our body. This process, known as paracrine signaling, involves the release of signaling molecules by a cell into its extracellular matrix (EC.....»»
Scientists help turn whisky waste into valuable commodity
A new method to extract valuable bio-based chemicals from whisky distillery waste streams could transform manufacturing and be worth up to £90 million in global chemical manufacturing markets......»»
First visualization of valence electrons reveals fundamental nature of chemical bonding
The distribution of outermost shell electrons, known as valence electrons, of organic molecules was experimentally observed for the first time by a team led by Nagoya University in Japan. As the interactions between atoms are governed by the valence.....»»
AI accelerates discovery of next-gen polymers
Nylon, Teflon, Kevlar. These are just a few familiar polymers—large-molecule chemical compounds—that have changed the world. From Teflon-coated frying pans to 3D printing, polymers are vital to creating the systems that make the world function be.....»»
Pioneering research discovers PFOS chemical pollution in platypuses
Research from Western Sydney University has discovered PFOS (perfluorooctane sulfonate) chemical contamination in the livers of deceased platypuses across eastern New South Wales......»»
New software tool aims to reduce reliance on animal testing
In recent years, machine learning models have become increasingly popular for risk assessment of chemical compounds. However, they are often considered "black boxes" due to their lack of transparency, leading to skepticism among toxicologists and reg.....»»
A new reaction to enhance aromatic ketone use in chemical synthesis
Aromatic ketones have long been valuable intermediates in chemical synthesis, particularly in cross-coupling reactions where different chemical entities are combined to form new compounds. For instance, a process called deacylative cross-coupling rem.....»»
New computational methodology to predict the complex formation of interesting nanostructures
Researchers from the group of Prof. Carles Bo at the Institute of Chemical Research of Catalonia (ICIQ-CERCA) have described a computational methodology that simulates complex processes involving different chemical species and diverse conditions. The.....»»
Scientists propose gliding arc discharge plasma seawater sterilization technology for mariculture
Atmospheric pressure plasma technology has demonstrated vast potential in microbial inactivation due to its unique advantages, including no chemical residue, environmental friendliness, high treatment efficiency, low energy consumption and ease of us.....»»
Polarization volume gratings break uniformity-efficiency tradeoff in AR waveguide displays
Augmented reality (AR) has evolved from a futuristic concept to a widespread technology, thanks to advancements in microdisplay technologies, ultracompact imaging optics, and high-speed digital processors......»»
Mining the microbiome: Uncovering new antibiotics inside the human gut
The average human gut contains roughly 100 trillion microbes, many of which are constantly competing for limited resources. "It's such a harsh environment," says César de la Fuente, Presidential Assistant Professor in Bioengineering and in Chemical.....»»
Researchers shed light on how to make photopolymerization much more efficient
Polymers are materials made out of long, repeating chains of molecules, and it is the interaction between these chains that dictates most of a polymer's physicochemical properties. In accordance with this intuitive understanding of polymers, which da.....»»
Peering into the mind of artificial intelligence to make better antibiotics
Artificial intelligence (AI) has exploded in popularity. It powers models that help us drive vehicles, proofread emails and even design new molecules for medications. But just like a human, it's hard to read AI's mind......»»
Scientists solved mysterious origin of Stonehenge’s Altar Stone: Scotland
The stone's chemical fingerprint closely matches old red sandstone from Orkney region. Enlarge / The Altar Stone at Stonehenge weighs roughly 6 tons and was probably transported by land—or possibly by sea. (credit: English Heri.....»»
Could manure and compost act like probiotics, reducing antibiotic resistance in urban soils?
Urban soils often contain chemical contaminants, such as heavy metals or trace amounts of antibiotics, along with higher levels of antibiotic-resistant bacteria. New research from the University of Maryland suggests that, in some cases, boosting urba.....»»