Chemists obtain derivatives of the natural polymer chitosan, which outpace existing antibiotics
RUDN University chemists and colleagues from Belarus obtained derivatives of the natural polymer chitosan, which exceeded existing antibiotics in antibacterial activity. Moreover, the new substances are non-toxic, and the production method is safe. T.....»»
A space oddity—small exoplanet challenges existing theories on planet formation
A research team led by Lund University in Sweden has discovered a small planet that displays peculiar orbital motion. The shimmying planet, located 455 light-years from Earth, shows that planetary systems can be considerably more complex than researc.....»»
Proofpoint helps organizations simplify governance of communication data
Proofpoint introduced its Digital Communications Governance (DCG) offering, bolstering its existing offerings in pace with the evolving modern data governance and enterprise archiving market. The new offering helps organizations simplify governance o.....»»
Europe"s Vega rocket launches in French Guiana
Europe's Vega rocket launched Wednesday from French Guiana, an AFP journalist said, carrying a satellite which will help combat natural disasters......»»
Polymer foam aims to transform oil spill cleanup
University of Waterloo researchers have developed a new material that can absorb more than eight times its weight in oil, offering a new solution in preventing groundwater contamination from spills or accidents. The study, "Fabrication of Triblock El.....»»
Natural piezoelectric effect may build gold deposits
How does an unreactive, barely soluble metal end up forming giant chunks? Enlarge / A lot of gold deposits are found embedded in quartz crystals. (credit: Pierre Longnus) One of the reasons gold is so valuable is because.....»»
Everything leaving Netflix in September 2024
Natural Born Killers, Back to the Future, The Breakfast Club, The Lego Movie, Pokémon Detective Pikachu, and more are leaving Netflix in September 2024......»»
Chemists create gel to prevent leaks and boost lithium-ion battery life
A new type of gel, developed by chemists at the Martin Luther University Halle-Wittenberg (MLU), could help to make lithium-ion batteries safer and more powerful. The gel is designed to prevent the highly flammable electrolyte fluid from leaking......»»
Replica symmetry breaking in 1D Rayleigh scattering system: Theory and validations
In both the natural world and human society, there commonly exist complex systems, such as climate systems, ecological systems, and network systems. Due to the involvement of numerous interacting elements, complex systems can stay in multiple differe.....»»
Spin-controlled generation of a complete polarization set with randomly interleaved plasmonic metasurfaces
Optical metasurfaces are finely crafted two-dimensional artificial nanostructures composed of meticulously designed arrays of ultrathin artificial atoms. These surfaces possess capabilities beyond natural materials, enabling multifunctional control o.....»»
Research highlights drought risk and awareness gaps in global society
Natural disasters have threatened human beings and the ecosystem. Among the various natural disasters, drought is one of the most insidious and costliest, adversely affecting the global economy and livelihoods. Unlike sudden disasters such as earthqu.....»»
Promising antibiotic candidates discovered in microbes deep in the Arctic Sea
Antibiotics are the linchpin of modern medicine: without them, anyone with open wounds or needing to undergo surgery would be at constant risk of dangerous infections. Yet we continue to face a global antibiotics crisis, as more and more resistant st.....»»
Chemists achieve PFAS-free synthesis of fluorinated pharmaceutical and agrochemical compounds
Chemists at the University of Amsterdam have developed a method to furnish a range of molecules with a trifluoromethyl group attached to a sulfur, nitrogen or oxygen atom. Their procedure, which is published in Science, avoids the use of PFAS reagent.....»»
Scientists modify citrus pectin with induced electric field
Pectin, a natural and nontoxic acidic polysaccharide, is widely found in the primary cell wall and inner layer of terrestrial higher plants. The main domains of pectin are homogalacturonan and rhamnogalacturonan I, which contribute to the complexity.....»»
Scientists make plea for greater focus on natural textile fibers
A King's researcher has urged environmental scholars to give greater focus to the environmental sustainability issues associated with natural textile fibers used in fashion, highlighting key areas to address......»»
What if you flew your warp drive spaceship into a black hole?
Warp drives have a long history of not existing, despite their ubiquitous presence in science fiction. Writer John Campbell first introduced the idea in a science fiction novel called Islands of Space......»»
Deepfakes: Seeing is no longer believing
The threat of deepfakes lies not in the technology itself, but in people’s natural tendency to trust what they see. As a result, deepfakes don’t need to be highly advanced or convincing to effectively spread misinformation and disinformat.....»»
Climate change feedbacks lead to surge in natural methane emissions
Attempts to cut greenhouse gases made tougher by increased emissions. Enlarge / A view of the Pantanal wetlands in Brazil. New research shows a large chunk of global methane emissions are from rotting vegetation in tropical wetla.....»»
The US Grid Is Adding Batteries at a Much Faster Rate Than Natural Gas
The shift toward renewables is officially in high gear......»»
A way to recover silver from dead solar panels with 98% efficiency
A multi-institutional team of chemists, metallurgists and engineers has developed a highly efficient way to retrieve silver from dead solar panels. Their paper is published in Environmental Technology & Innovation......»»
Study reveals petrogenesis and geodynamic processes of NW Pacific seamount lavas
A study led by Drs. Xun Wei and Xue-Fa Shi from the First Institute of Oceanography, Ministry of Natural Resources, China presents 40Ar-39Ar age, geochemical, and Sr-Nd-Pb-Hf isotopic data of lavas from Hemler, Vlinder, and Il'ichev seamounts in the.....»»