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缓存内容：Your source for the latest research newsFollow:Subscribe:New! Sign up for our free email newsletter.Top Science NewsApril 9, 2024Pregnancy Accelerates Biological Aging in a Healthy, Young Adult PopulationApr. 8, 2024 — Pregnancy may carry a cost, reports a new study. The research shows that women who reported having been pregnant looked biologically older than women who had never been pregnant, and women who had been pregnant more often looked biologically older ...What's Quieter Than a Fish? A School of ThemApr. 9, 2024 — Swimming in schools makes fish surprisingly stealthy underwater, with a group able to sound like a single fish. Engineers working with a high-tech simulation of schooling mackerel offer new insight into why fish swim in schools and promise for the ...Engineers Design Soft and Flexible 'Skeletons' for Muscle-Powered RobotsApr. 8, 2024 — Engineers designed modular, spring-like devices to maximize the work of live muscle fibers so they can be harnessed to power biohybrid ...How the Moon Turned Itself Inside outApr. 8, 2024 — Linking analyses of the moon's gravity field with models of its earliest evolution, scientists tell a story of the moon turning itself inside out after it solidified from a primordial magma ocean. The process left behind a vestige of dense, ...Latest Top Headlinesupdated 10:47pm EDTA Friendly Pat on the Back Can Improve Performance in BasketballApr. 8, 2024 — A free throw in basketball will have every eye glued to one person. It's an intensely stressful situation. A research team studied whether a friendly tap on the shoulder increases the odds of making a ...RELATED TOPICSStressMental HealthPTSDTop HealthFriendly Pat On the Back: Free ThrowsA Welcome Hug Is Good for Your HealthA Neurodegenerative Disease Triggered by VirusDrug Development Made EasierTop Physical/TechTiny Plastic Particles Are Found EverywhereUnprecedented Behavior from Nearby MagnetarPrecise Measurement of Our Expanding Universe'Rainbow' Detected On an ExoplanetTop EnvironmentDo Odd Bones Belong to Gigantic Ichthyosaurs?Big-Eyed Marine Worm: Secret Language?Toothed Whale Echolocation and Jaw MusclesClimate Change Threatens Antarctic Meteoritesmore top science stories Health NewsApril 9, 2024Researchers Map How the Brain Regulates EmotionsApr. 3, 2024 — A new study is among the first of its kind to separate activity relating to emotion generation from emotion regulation in the human brain. The findings provide new insights that could help inform therapeutic treatments regarding mental health and ...Universal Brain-Computer Interface Lets People Play Games With Just Their ThoughtsApr. 1, 2024 — Engineers have created a brain-computer interface that doesn't require calibration for each user, paving the way for widespread clinical ...DNA Study IDs Descendants of George Washington from Unmarked Remains, Findings to Aid Service Member IDs Going Back to World War IIMar. 28, 2024 — New DNA sequencing technologies have identified the historical remains of George Washington's grandnephews, Samuel Walter Washington and George Steptoe Washington Jr., and their mother, Lucy Payne ...Scientists Extract Genetic Secrets from 4,000-Year-Old Teeth to Illuminate the Impact of Changing Human Diets Over the CenturiesMar. 27, 2024 — Researchers have recovered remarkably preserved microbiomes from two teeth dating back 4,000 years, found in an Irish limestone cave. Genetic analyses of these microbiomes reveal major changes in the ...Latest Health Headlinesupdated 10:47pm EDTThe Genomic Architecture of Inherited DNA VariantsApr. 9, 2024 — In a study that spans more than a decade, researchers have looked at generations of families in a specific population to reveal the role newly inherited DNA variants play on recessive disease traits, and in the process, they have created a population specific database revealing unique DNA information unseen in larger ...RELATED TOPICSGenesHuman BiologyPersonalized MedicineHealth & MedicineGenomic Architecture of Inherited DNA VariantsHelping Kids Build Tolerance to Food AllergensHeart Disease, Depression Linked by InflammationTiny Brain Bubbles Carry Complete CodesMind & BrainNew Light Shed On Memory and LearningInner Workings of the BrainEarly Detection of Cognitive DeclineUnderstanding Neurons: Spike-Sorting SoftwareLiving WellHelping People Improve Self-ControlShort-Term Incentives for Exercise WorkFitness in Youth: Ability to Work as AdultsTalk to Your Baby: It Mattersmore top health stories Physical/Tech NewsApril 9, 2024Persistent Hiccups in a Far-Off Galaxy Draw Astronomers to New Black Hole BehaviorMar. 27, 2024 — Astronomers have found that a previously quiet black hole, which sits at the center of a galaxy about 800 million light years away, has suddenly erupted, giving off plumes of gas every 8.5 days ...Astronomers Unveil Strong Magnetic Fields Spiraling at the Edge of Milky Way's Central Black HoleMar. 27, 2024 — A new image from the Event Horizon Telescope (EHT) collaboration has uncovered strong and organized magnetic fields spiraling from the edge of the supermassive black hole Sagittarius A* (Sgr A*). ...Two of the Milky Way's Earliest Building Blocks IdentifiedMar. 21, 2024 — Astronomers have identified what could be two of the Milky Way's earliest building blocks: Named 'Shakti' and 'Shiva', these appear to be the remnants of two galaxies that merged between 12 and 13 billion years ago with an early version of the Milky ...Backyard Insect Inspires Invisibility Devices, Next Gen TechMar. 18, 2024 — Leafhoppers, a common backyard insect, secrete and coat themselves in tiny mysterious particles that could provide both the inspiration and the instructions for next-generation technology, according to a new study. In a first, the team precisely ...Latest Physical/Tech Headlinesupdated 10:47pm EDTNew Four-Terminal Tandem Organic Solar Cell Achieves 16.94% Power Conversion EfficiencyApr. 8, 2024 — Researchers have fabricated a new four-terminal organic solar cell with a tandem configuration with a 16.94% power conversion efficiency (PCE). The new device is composed by a highly transparent front cell that incorporates a transparent ultrathin silver (Ag) electrode of only 7nm, which ensures its efficient ...RELATED TOPICSEnergy and the EnvironmentRenewable EnergySolar EnergyMatter & EnergyMore Efficient Organic Solar CellsDevice Gathers, Stores ElectricityNovel Heart Artery RepairCurving Light for Better Wireless CommunicationSpace & TimeNeutron Stars and Elusive Dark MatterInexplicable Flying Fox in Hydra Galaxy ClusterAstronomy: How Do Brown Dwarfs Form?Chemical Reactions Can Scramble Quantum InfoComputers & MathResistance-Free Electron ChannelsCan Language Models Read the Genome?Climate, Agriculture and Financial InstitutionsAI at the Service of Heart Researchmore top physical/tech stories Environment NewsApril 9, 2024We've Had Bird Evolution All WrongApr. 1, 2024 — Genomic anamolies dating back to the time of the dinosaurs misled scientists about the evolutionary history of ...Persian Plateau Unveiled as Crucial Hub for Early Human Migration out of AfricaMar. 25, 2024 — A new study combining genetic, palaeoecological, and archaeological evidence has unveiled the Persian Plateau as a pivotal geographic location serving as a hub for Homo sapiens during the early ...Chimp Moms Play With Their Offspring Through Good Times and BadMar. 14, 2024 — A recent study observing wild chimpanzees over a period of more than 10 years revealed that when food gets scarcer, the adults put play aside and focus on survival, while mother chimps continue to be their children's primary playmate -- suggesting ...Alaska Dinosaur Tracks Reveal a Lush, Wet EnvironmentMar. 12, 2024 — A large find of dinosaur tracks and fossilized plants and tree stumps in far northwestern Alaska provides new information about the climate and movement of animals near the time when they began traveling between the Asian and North American ...Latest Environment Headlinesupdated 10:47pm EDTA Microbial Plastic Factory for High-Quality Green PlasticApr. 9, 2024 — Engineered bacteria can produce a plastic modifier that makes renewably sourced plastic more processable, more fracture resistant and highly biodegradable even in sea water. The development provides a platform for the industrial-scale, tunable production of a material that holds great potential for turning the plastic industry ...RELATED TOPICSSustainabilityPollutionEnvironmental IssuesPlants & AnimalsMicrobial Plastic Factory for Quality PlasticClimate Change and Madagascar's MegadroughtBirdfeeders Are for the Birds'Teacher Toads' and Toxic Cane ToadsEarth & ClimateImpact of Climate Change On Marine LifeHumans Can Increase BiodiversitySubterranean Storage of HydrogenHumans Converting Estuaries Into Cities, FarmsFossils & RuinsEarly Medieval Money Mystery SolvedTracing the Largest Solar Storm in Modern TimesPrebiotic Molecular KitchenBritain Began Industrializing in 17th Centurymore top environment stories Society/Education NewsApril 9, 2024Sinking Land Increases Risk for Thousands of Coastal Residents by 2050Mar. 6, 2024 — A new study provides a new comprehensive look at the potential for flooding in a combined 32 cities along the Atlantic, Pacific, and Gulf coasts. It predicts as many as 500,000 people will be affected by flooding alongside 1 in 35 privately owned ...In a Warming World, Climate Scientists Consider Category 6 HurricanesFeb. 5, 2024 — For more than 50 years, the National Hurricane Center has used the Saffir-Simpson Windscale to communicate the risk of property damage; it labels a hurricane on a scale from Category 1 (wind speeds between 74 -- 95 mph) to Category 5 (wind speeds of ...Global Groundwater Depletion Is Accelerating, but Is Not InevitableJan. 24, 2024 — Groundwater is rapidly declining across the globe, often at accelerating rates. Researchers now present the largest assessment of groundwater levels around the world, spanning nearly 1,700 aquifers. In addition to raising the alarm over declining ...Meet 'Coscientist,' Your AI Lab PartnerDec. 21, 2023 — An artificial intelligence-driven system has autonomously learned about certain Nobel Prize-winning chemical reactions and designed a successful laboratory procedure to make them. The AI did so in just a few minutes and correctly on its first ...Latest Society/Education Headlinesupdated 10:47pm EDTMore Premature Babies Born Following Swedish Parental Leave PolicyApr. 8, 2024 — The introduction of a policy protecting parental leave benefits in Sweden in 1980 had unintended consequences on child health. The policy appears to have led to an increase in premature birth ...RELATED TOPICSChildren's HealthHealth PolicyInfant's HealthScience & SocietyParental Leave Policy and Premature BabiesSocial Media Use During DisastersAtmospheric, Economic Drivers of Air PollutionAre Lab-Grown Brain Tissues Ethical?Education & LearningExercise Habits in Youth, Good Health LaterUniversities Connected to Local Sustainability?Early Detection of Language Disorders KeyWhy Do Some Memories Become Longterm?Business & IndustryActive Workstations and Cognitive PerformanceSuppressing Boredom at Work Hurts ProductivityPairing Crypto Mining With Green HydrogenFeeling Apathetic? There May Be Hopemore top society/education stories Print Email ShareBreakingthis hourPregnancy Accelerates Biological AgingTiny Plastic Particles Are Found EverywhereWhat's Quieter Than a Fish? A School of ThemDo Odd Bones Belong to Gigantic Ichthyosaurs?Big-Eyed Marine Worm: Secret Language?Unprecedented Behavior from Nearby MagnetarSoft, Flexible 'Skeletons' for 'Muscular' RobotsToothed Whale Echolocation and Jaw MusclesFriendly Pat On the Back: Free ThrowsHow the Moon Turned Itself Inside OutTrending Topicsthis weekHEALTHHealth PolicyPatient Education and CounselingChronic IllnessPHYSICAL & TECHNature of WaterEnergy and ResourcesConstructionENVIRONMENTWaterEcologyEnvironmental AwarenessStrange & Offbeat HUMAN QUIRKSLast Chance to Record Archaic Greek Language 'Heading for Extinction'Study Uses Artificial Intelligence to Show How Personality Influences the Expression of Our GenesUniversal Brain-Computer Interface Lets People Play Games With Just Their ThoughtsBIZARRE THINGSEngineers Design Soft and Flexible 'Skeletons' for Muscle-Powered RobotsInexplicable Flying Fox Found in Hydra Galaxy ClusterHow the Moon Turned Itself Inside outODD CREATURES'Teacher Toads' Can Save Native Animals from Toxic Cane ToadsDo Some Mysterious Bones Belong to Gigantic Ichthyosaurs?Toothed Whale Echolocation Organs Evolved from Jaw MusclesAbout this Site ScienceDaily features breaking news about the latest discoveries in science, health, the environment, technology, and more -- from leading universities, scientific journals, and research organizations.Visitors can browse more than 500 individual topics, grouped into 12 main sections (listed under the top navigational menu), covering: the medical sciences and health; physical sciences and technology; biological sciences and the environment; and social sciences, business and education. 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