How a molecular machine is assembled to convert light to food for plants
The conversion of light into chemical energy by plants and photosynthetic microorganisms is one of the most important processes in nature, removing climate-damaging CO2 from the atmosphere. Protein complexes, so-called photosystems, play the key role.....»»
Saturday Citations: Color vision created demand for colorful animals; observing black hole light echoes; deadlines!
This week, researchers hypothesized that human culture is distinguished from cultures of other species like whales by unique open-endedness—the ability to communicate and understand an infinite number of possibilities. An ancient unicellular organi.....»»
Heat hardiness: Scientists identify key phase for tomato heat tolerance
By studying tomato varieties that produce fruit in exceptionally hot growing seasons, biologists at Brown University identified the growth cycle phase when tomatoes are most vulnerable to extreme heat, as well as the molecular mechanisms that make th.....»»
43 monkeys remain on the run from South Carolina lab. CEO thinks they"re having an adventure
Forty-three monkeys bred for medical research that escaped a compound in South Carolina have been spotted in the woods near the site and workers are using food to try to recapture them, authorities said Friday......»»
Mitochondrial study offers new insights into how our cells process RNA for energy production
Researchers at the Department of Cell and Molecular Biology, Karolinska Institutet have made a major discovery in how human cells produce energy. Their study, published in The EMBO Journal, reveals the detailed mechanisms of how mitochondria process.....»»
Mirantis provides support offerings for Harbor Registry and KubeVirt
Mirantis launched Mirantis Harbor Registry Support and Mirantis KubeVirt Support offerings, providing support for managing container image registries and virtual machine workloads within any Kubernetes environment, irrespective of the underlying infr.....»»
Improving pulse flours for consumer use: Using synchrotron light to determine optimal particle size for milling
Chickpeas, lentils, beans and peas are a fast-growing food market, with new uses going well beyond bean salads and hummus—think brownies, vegan meats, and salad dressing. Researchers like Chitra Sivakumar are working to drive dining innovation by s.....»»
After decades, FDA finally moves to pull ineffective decongestant off shelves
Last year, FDA advisors unanimously voted that oral phenylephrine is ineffective. In a long-sought move, the Food and Drug Administration on Thursday formally began the process of.....»»
Recap: Our “AI in DC” conference was great—here’s what you missed
Experts were assembled, tales told, and cocktails consumed. It was fun! Ars Technica descended in force last week upon our nation's capital, setting up shop in the International S.....»»
A causal theory for studying the cause-and-effect relationships of genes paves the way for targeted treatments
By studying changes in gene expression, researchers learn how cells function at a molecular level, which could help them understand the development of certain diseases......»»
Mountaineering mice shed light on evolutionary adaptation
Teams of mountaineering mice are helping advance understanding into how evolutionary adaptation to localized conditions can enable a single species to thrive across diverse environments......»»
Oldest depictions of fishing discovered in Ice Age art: Camp site reveals 15,800-year-old engravings of fish trapping
The Ice Age camp site of Gönnersdorf on the banks of the Rhine has revealed a groundbreaking discovery that sheds new light on early fishing practices. New imaging methods have allowed researchers to see intricate engravings of fish on ancient schis.....»»
Scientists reveal strigolactone perception mechanism and role in tillering responses to nitrogen
"How is plant growth controlled?" and "What is the basis of variation in stress tolerance in plants?" were among the 125 most challenging scientific questions, according to the journal Science in 2016......»»
Gray squirrel control: Study shows promise for effective contraceptive delivery system
A study published in the journal Pest Management Science sheds light on the behavior of gray squirrels (Sciurus carolinensis) and explores methods for the targeted delivery of oral contraceptives to control their populations......»»
Coyotes are thriving despite human and predator pressures, large-scale study finds
Research led by the University of New Hampshire sheds light on how coyotes, North America's most successful predators, are responding to various environmental pressures, including human development, hunting and competition with larger carnivores. Sur.....»»
Biologists discover how plants evolved multiple ways to override genetic instructions
Biologists at Washington University in St. Louis have discovered the origin of a curious duplication that gives plants multiple ways to override instructions that are coded into their DNA. This research could help scientists exploit a plant's existin.....»»
Mighty radio bursts linked to massive galaxies: New clues about how magnetars form
Since their discovery in 2007, fast radio bursts—extremely energetic pulses of radio-frequency light—have lit up the sky repeatedly, leading astronomers on a chase to uncover their origins. Currently, confirmed fast radio bursts, or FRBs, number.....»»
Making "stressed" potatoes more climate-resilient
Heat, dry spells and flooding—the whole of nature is under stress, and potatoes are no exception. As a food staple, there is particular interest in getting potatoes fit for the new climate reality. As part of the EU's four-year ADAPT project, an in.....»»
Lab-cultured plant yogurt rivals dairy creaminess
Food engineers have harnessed the power of lupins (legumes) to create a yogurt that rivals dairy in taste and texture while delivering more nutrition than typical plant-based yogurts......»»
Food security in Africa: Managing water will be vital in a rapidly growing region
Sub-Saharan Africa's population is growing at 2.7% per year and is expected to reach two billion by the year 2050. The region's urban population is growing even faster: it was at 533 million in 2023, a 3.85% increase from 2022......»»
Gamma radiation converts methane into complex organic molecules and could explain the origin of life
Gamma radiation can convert methane into a wide variety of products at room temperature, including hydrocarbons, oxygen-containing molecules, and amino acids, according to a new article published in the journal Angewandte Chemie International Edition.....»»