Unraveling the role of supersulfides in regulating mitochondrial function and longevity
Supersulfides are gaining prominence for their occurrence as low-molecular-weight thiols or persulfidated cysteine residues, observed more frequently in both prokaryotic and eukaryotic cells. These compounds, which are characterized by sulfur–sulfu.....»»
Decoding reactive species in molten salts
By unraveling vibrational signatures and observing ion exchanges, an Oak Ridge National Laboratory team revealed how chemical species form in a highly reactive molten salt mixture of aluminum chloride and potassium chloride. The findings are publishe.....»»
Research highlights potential of photo-driven fin field-effect transistors
Infrared detectors are the core components of infrared detection systems and play an important role in fields such as night vision, remote sensing, and health monitoring. In this context, the utilization of mature silicon technologies to develop mini.....»»
Ancient Maya DNA shows male kids were sacrificed in pairs at Chichén Itzá
Twins play an auspicious role in Maya mythology, most notably in the Popol Vuh. Enlarge / Detail from the reconstructed stone tzompantli, or skull rack, at Chichén Itzá, evidence of ritual human sacrifice. (credit: Christina Wa.....»»
How the health of honeybee hives can inform environmental policies in Canadian cities
In recent years, there has been a notable surge in Canada and around the world in the popularity of urban beekeeping. Driven by a heightened awareness of the vital role of pollinators and the practice's increasing recognition, more Canadians than eve.....»»
Research reveals plant pathogens repurpose phage elements for bacterial warfare
Bacteriophages, viruses that attack and destroy bacteria, are everywhere in the natural world where they play a vital role in regulating microbe populations in ways that are not yet well understood......»»
Scientists unravel drivers of the global zinc cycle in our oceans, with implications for a changing climate
The important role of the Southern Ocean in global biological processes and the carbon cycle has been confirmed anew by a study published in Science that, for the first time based on field evidence, reveals the underappreciated role of inorganic zinc.....»»
Ripe for knowledge: Unraveling the genetic ties of banana softening
A recent study has pinpointed a novel bHLH gene, MabHLH28, as a key regulator of banana fruit ripening. This gene significantly influences the softening process by upregulating the expression of softening-related genes, either independently or in syn.....»»
Unraveling the auxin-sucrose nexus in Lily bulbil formation
A study reveals how auxin and sucrose metabolism regulate bulbil initiation in Lilium lancifolium. By manipulating auxin levels and examining key sucrose metabolism genes, researchers found that low auxin concentrations enhance bulbil formation. This.....»»
Discovery of microfossil in China from the 518-million-year-old Qingjiang biota sheds light on adaptive evolution
Microbial sulfate reduction dating back to the Paleoarchean plays a crucial role in driving global carbon and sulfur cycles in ancient and modern Earth. Over 150 species of sulfate reducers from bacterial and archaeal phyla have been identified acros.....»»
Study: Climate change drove the route shift of the ancient Silk Road in two distinct ways
Climate change has convincingly been linked to the evolution of human civilization on different temporal scales. In a recent study published in the journal Science Bulletin, researchers note that the role of climate change in influencing spatial chan.....»»
Silicon carbide/carbon microspheres maintain performance in harsh environments
With the rapid development of electronic information technology, electromagnetic wave absorption materials play a crucial role in military applications such as electromagnetic protection and stealth devices, as well as in the defense industry......»»
Scientists show the key role of spleen and extracellular vesicles in cryptic malaria infections
Recent research led by Carmen Fernández-Becerra and Hernando A del Portillo from ISGlobal and Germans Trias i Pujol Research Institute (IGTP) has provided new insights into the role of the spleen in malaria, specifically in infections caused by Plas.....»»
"Synthetic" cell shown to follow chemical directions and change shape, a vital biological function
In a feat aimed at understanding how cells move and creating new ways to shuttle drugs through the body, scientists at Johns Hopkins Medicine say they have built a minimal synthetic cell that follows an external chemical cue and demonstrates a govern.....»»
Nitrous oxide emissions are accelerating with growing demand for fertilizer and meat
Food's role in climate change has emerged as one of the defining challenges of our time. The journey of a steak, fruit or salad from the vast expanses of agricultural lands to the plates on our tables leaves a significant footprint on the environment.....»»
Presumed Innocent TV show starring Jake Gyllenhaal, streaming now on Apple TV+
The new limited series Presumed Innocent starts streaming today on Apple TV+. Based on the boo, Jake Gyllenhaal stars in his first major TV role as Rusty Sabich, a prosecutor in the Chicago Attorney’s office. The office is turned upside down whe.....»»
Let’s unpack some questions about Russia’s role in North Korea’s rocket program
"It seems very likely that the shift in propellant type is a function of the access to Russia." Enlarge / In this pool photo distributed by Sputnik agency, Russia's President Vladimir Putin and North Korea's leader Kim Jong Un vi.....»»
Researchers create an innovative tool for the reliable and efficient study of gene function
A team of scientists at the Centro Nacional de Investigaciones Cardiovasculares (CNIC) led by Rui Benedito has generated a novel genetic tool, called iSuRe-HadCre, that enables the induction of precise genetic alterations in whole tissues or in indiv.....»»
Climate misinformation overshadows record floods worldwide
Climate skeptics are scapegoating a weather modification technique known as cloud seeding to deny the role of global warming in historic floods that have recently devastated countries from Brazil to Kenya......»»
Study reveals previously unrecognized role of CEPT1 in suppressing ferroptosis
Ferroptosis is distinct from other forms of cell death due to its reliance on iron and lipid peroxidation. A recent study characterizes the protein interaction landscape for ferroptosis pathways through proteomic analysis, identifies CEPT1 as an LPCA.....»»
How to adjust the flashlight"s focus and beam shape in iOS 18
Apple's iOS 18 update provides more control over how the flashlight functions on an iPhone, Here's how to adjust how it produces and focuses light.The flashlight feature on an iPhoneThe flashlight function in iOS turns on the rear flash, illuminating.....»»