Articles tagged with Marine Life
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
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Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.
Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.
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Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.
Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.
Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
A new study reveals the oldest known example of an evolutionary arms race in fossilized shells from the Cambrian period. The researchers found that a small shelled animal distantly related to brachiopods and an unknown marine animal were engaged in a microevolutionary arms race, with each species adapting and evolving in response to th...
A new study by Tel Aviv University reveals Rujm el-Hiri's original alignment does not match celestial observations, casting doubt on its use as an astronomical observatory. The site's current orientation differs from its original position due to thousands of years of geodynamic shifts.
Researchers from Texas A&M University have introduced a novel thermodynamic concept called the 'centotectic,' which investigates the stability of liquids in extreme conditions. The study provides critical information for determining the habitability of icy moons like Europa, with potential implications for planetary exploration efforts.
Researchers at Stanford University have discovered a genetic twist in cyanobacteria, allowing them to produce two forms of the enzyme RuBisCo, which could enhance carbon storage. This adaptation may play a crucial role in ocean carbon sequestration and has potential implications for more efficient crop production.
A new study highlights how small grants to local projects worldwide can yield success in advancing global ocean conservation and equity. The research examines the effectiveness of the Marine Conservation Action Fund (MCAF) in promoting social equity and supporting local leaders in addressing ocean health challenges.
Researchers at Nagoya University have discovered a unique motor control system in frogfish's first dorsal fin, enabling their 'fishing' behavior. The study reveals how motor neurons changed location as their function shifted from swimming to hunting.
The National TRAP Program has awarded $1.4 million to fund 11 projects in nine US states and Palau to remove derelict fishing gear from coastal waters. This initiative aims to standardize data collection practices and establish a national database to evaluate the environmental and economic impacts of these efforts.
Researchers from Woods Hole Oceanographic Institution and partners uncover a fast-swimming predatory amphipod species at depths of up to 8,000 meters. The newly discovered species highlights the importance of continued deep-ocean exploration and biodiversity discoveries in the Atacama Trench.
The LabEmbryoCam is a robotic instrument that autonomously monitors embryonic development in aquatic species, providing insights into how environmental conditions impact early life stages. The open-source instrument enables scientists to track key features such as heart rate and growth in large numbers of embryos simultaneously.
A new study assesses the sustainability of varying Pacific walrus harvest rates under different climate and human disturbance scenarios. The research finds that current harvest levels are within a sustainable range if assessed regularly and adjusted accordingly.
Research reveals deep-sea viruses play a crucial role in facilitating energy cycling and mediating gene evolution in marine ecosystems. They can promote the release of carbon or nutrients into the ocean through infection, increasing survivability of hosts via horizontal gene transfer and lysogenic infection.
Researchers discovered that sea anemones reshape their entire bodies to maintain the same overall form after injury, contrary to other regenerating animals. This process involves molecular changes across the body, including the activation of metalloproteases, to restore proportionate shape and function.
Researchers suggest that manatees may have only become a permanent fixture in Florida after Europeans colonization began, contradicting the common assumption of their long history in the state. The study suggests that warming waters and human activities may have encouraged the manatees to stay and breed.
A sweeping review of global research on shellfish reefs highlights the need for more data on fish species and monitoring methods to support conservation efforts. Shellfish reefs provide critical habitat for diverse fish communities, including economically valuable species.
SwRI researchers developed a tool to model environments expected on icy moons, accounting for organics and predicting conditions for microbial life. The project aims to constrain environmental factors and provide valuable information about ocean worlds.
Researchers from UC Riverside have identified the oldest known ecdysozoan, Uncus dzaugisi, dating back to the Precambrian period. This discovery fills a significant gap in understanding the origins of this diverse animal group, which includes nematodes, arthropods, and scalidophora.
Researchers found that a chlorine-cocoa butter mixture can effectively treat diseased corals, reducing tissue loss and environmental harm. The alternative approach offers a cheaper, biodegradable solution to combat antibiotic-resistant bacteria.
Researchers at MBARI discovered a remarkable new species of sea slug, Bathydevius caudactylus, that swims through the ocean's midnight zone. The creature has unique adaptations for life in this environment, including bioluminescence and a cavernous hood to trap prey.
A 2023 avian flu outbreak in Washington state killed 56% of a large breeding colony of Caspian terns and had significant impacts on the Pacific-coast population. The virus was also transmitted to harbor seals, causing an inflammatory response in their brains.
Researchers from Tohoku University and partners developed a decentralized control system to analyze plesiosaur locomotion, accounting for motion adjustment. The system successfully recreated coordinated flippers patterns in response to changes in flapping cycle and morphology.
Researchers have developed sensors that can detect changes in water flow, warning operators of hazardous conditions in the deep ocean. The technology has potential to save lives by giving technicians time to reach safety.
Researchers found that coral reef communities persisted under certain conditions, contradicting most projections of their demise. The study's results suggest that effective climate change mitigation measures can help coral reefs adapt and thrive.
Researchers have discovered two previously unknown bacterial species in deep-sea corals from the Gulf of Mexico. These bacteria have extremely reduced genomes and lack the ability to break down carbohydrates, surviving on amino acids instead. The discovery provides insights into the unique adaptations of deep-sea organisms.
A mathematical model developed by researchers at Tokyo Metropolitan University predicts how the environment affects the life choices of salmon, revealing a complex impact on population evolution. The model correctly forecasts changes in migration patterns in response to environmental conditions, shedding light on eco-evolutionary respo...
A study published in PeerJ Life and Environment has reshaped the understanding of sea star evolution, particularly Asteriidae. The research suggests that these marine invertebrates likely originated later than previously thought, in the Late Cretaceous period.
Researchers at RMIT University have developed a new method for spotting plastic rubbish on beaches, which can be seen from over 600km above. The Beached Plastic Debris Index uses differences in reflected light to distinguish between sand, water, and plastics.
A new study by University of Texas at Arlington researchers found that living with symbiotic algae weakens the immune system of jellyfish, making them more vulnerable to infections. This finding has important implications for coral reef conservation and human disease prevention.
A research team, led by Francesco Ferretti, located signs of white sharks at four sites in the Sicilian Channel, a stronghold of the endangered species. The team used improved methods and technologies, including eDNA sampling and camera traps, to detect the presence of the sharks.
A new study reveals that a giant meteorite impact, equivalent to four Mount Everests, triggered a tsunami that mixed ocean debris and heated the atmosphere. This led to a rapid recovery of bacterial life, with iron-metabolizing bacteria flourishing in its wake.
A Chinese research team has made a significant breakthrough in understanding the origin of life by discovering abiotic organic compounds in the oceanic crust. The researchers proposed a molecular mechanism for organic condensation, revealing a crucial role of goethite in catalyzing the synthesis of abiotic carbonaceous matter.
Research reveals European flat oysters formed large reefs of living and dead shells, supporting rich biodiversity and stabilizing shorelines. Historical records show that these reefs existed along Europe's coasts from Norway to the Mediterranean, but were destroyed over a century ago due to overfishing.
The study reveals that sea robin legs are sensitive to both mechanical and chemical stimuli, and are covered in papillae similar to human taste buds. The research provides new insights into the evolution of this unique trait, which could offer clues about how humans developed bipedalism.
Researchers discovered that sea robins' legs are covered in sensory papillae with taste receptors, allowing them to detect and uncover food. The findings reveal an ancient gene controlling leg development and sensory organ formation, shedding light on the evolution of complex traits in wild organisms.
Researchers discovered high levels of siderophores in the ocean's twilight zone, where iron is deficient, affecting the biological carbon pump and nutrient cycles. This study contributes to understanding climate change impacts on the ocean's ability to absorb carbon.
High-contrast patterns on humbug damselfish bodies serve dual purpose: camouflage when stationary and motion dazzle when moving. The fish adapt their behavior based on environment, using motion dazzle to confuse predators when feeding outside coral colonies.
The study found a recent reversal of fortunes in the Adriatic Sea, with populations of marine predators and their prey plummeting and being replaced by a single species. The researchers used seafloor environments to determine interactions between species, showing a decline in biodiversity and excess nutrients.
A new set of 11 golden rules aims to minimize ocean destruction and preserve fish populations. The rules prioritize minimizing impacts on marine species, habitats, and human communities, while supporting sustainable fishing practices.
A new report by international experts urges a collective approach to tackle plastic pollution, citing over 7,000 research studies on microplastics. The need for global reduction in plastic production and emission of microplastic particles is emphasized to avoid irreversible environmental damage.
A new study of 21,000 marine animals reveals that even pristine habitats are at risk due to human activities and climate change. The research highlights the impact of cumulative human stressors on global marine fauna, emphasizing the need for targeted conservation efforts.
A new species of fish, dubbed the grumpy dwarfgoby, has been discovered in the Red Sea with a surprisingly menacing appearance. The species, which is less than 2 centimeters long, has bright red coloration that helps it blend into its natural habitat.
Research found that bacteria have specific dietary preferences for lipids, influencing their degradation rates and efficiency in the ocean's mesopelagic zone. This study highlights the importance of microbial interactions and community dynamics in controlling global carbon fluxes.
A new study reveals a deep-sea isopod that consumes Sargassum algae sinking from the ocean's surface, showing how closely connected the surface and deep oceans are. The isopod uses specialized adaptations to feed on this sunken source of nutrients.
Researchers discovered a bacterial parasite that infects the nuclei of deep-sea mussels, reproducing to over 80,000 cells while keeping its host alive. The parasite produces proteins that suppress apoptosis, an 'arms race' with the host cell, and acquires nutrients from host components.
A new study reveals that breeding queen conch populations within a protected marine reserve in The Bahamas sustain populations beyond the borders of the reserve. The research identifies where additional protections could help ensure the survival of future generations.
The WPI team will develop an inexpensive test kit that can quickly identify vulnerable species and track illegal wildlife trade on social networks. The project aims to disrupt the multi-billion-dollar industry by providing law enforcement with real-time results and long-term trends.
Researchers have identified multipotent stem cells in sea anemones that are regulated by highly conserved genes, which could provide insights into human aging. These stem cells express genes like nanos and piwi, essential for germ cell formation, and may hold the key to understanding the potential immortality of sea anemones.
A recent study by UT Arlington scientist Nathan D. Brown shows Alaskan land is eroding faster than it can be replaced due to climate change. The team mapped and dated floodplain deposits, determining permafrost extent, to model how permafrost formation varies with air temperature.
Scientists equipped Australian sea lions with cameras and analyzed the footage to identify six benthic habitats in southern Australia. The study used machine learning models to predict large habitat areas across the continental shelf, contributing to a better understanding of the region's seabed diversity.
A new platform, Ocean Species Discoveries, facilitates rapid taxonomic description of marine invertebrate species, reducing decade-long delays. This initiative, coordinated by the Senckenberg Ocean Species Alliance, aims to discover, protect, and raise awareness of threatened marine species before they become extinct.
Researchers from Tokyo Institute of Technology found that shark skin's denticles reduce drag at a wide range of speeds, allowing sharks to cruise efficiently and hunt effectively. The study suggests that extinct giant megalodons may have similar swimming speeds to white sharks.
Researchers at the University of Tokyo have discovered a new species of starfish off the coast of Japan, shedding light on the country's marine biodiversity. The newly named Paragonaster hoeimaruae is a distinctive red and beige color with five arms and spans over 10 centimeters.
Researchers have discovered a method to identify shark species using medical gauze from first-aid kits after bite incidents. This approach can provide accurate and timely information on species, aiding prevention measures and reducing incidents.
Researchers explored ancient interactions between life and the environment during the Phanerozoic Eon, a period of significant habitability improvements. They found that ocean algae played a crucial role in reducing atmospheric carbon dioxide levels and increasing oxygen levels, allowing for the evolution of more complex life forms.
A new study reveals a previously unknown galeommatoidean bivalve species, Brachiomya ducentiunus, found attached to sea urchins in False Bay's kelp forest. The discovery expands our understanding of marine biodiversity and ecological interactions.
A team of Harvard researchers has discovered a new species of chordate, Nuucichthys rhynchocephalus, in the Drumian Marjum Formation of the American Great Basin. The fossil provides valuable insights into early vertebrate evolution and biodiversity, as it is one of only four species documenting this stage of vertebrate lineage.
A study published in Global Change Biology found severe biodiversity decline in the Atacama Trench from 1970 to 1985, coinciding with an El Niño event and extensive fishing efforts. The researchers also discovered a direct impact of sea surface temperature on marine life composition over time.
Researchers at Boston College found male dragonfish have evolved larger eyes to detect females who produce less light, closing a bioluminescent detection gap. This is the second known case of sexually dimorphic eye-size in fishes and highlights the unique adaptations of deep-sea species.
Researchers reveal Odaraia alata's intricate system of spines that could capture prey, and its pair of large appendages with grasping edges indicative of mandibles. The study provides new insights into the evolution and ecology of early mandibulates in marine ecosystems.
Rensselaer researcher Kevin Rose links aquatic deoxygenation with broader Earth system stability. Global warming and pollutants disrupt biogeochemical processes in aquatic ecosystems, affecting freshwater and marine organisms. Critical thresholds of aquatic deoxygenation will impact several Planetary Boundaries.
Researchers found that herring gull chicks fed a marine diet preferred fish over urban foods, indicating they may prioritize seafood for nutrition. The study suggests that early life dietary influences do not impact adult fish preferences in herring gulls.