Articles tagged with Insects
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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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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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.
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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.
The nationwide monitoring programme found significant pesticide contamination in over 80% of water bodies, exceeding governmental thresholds. The loss of biodiversity can only be halted if the environmental risk assessment of pesticides is radically revised.
Researchers at the University of São Paulo discovered that Fusarium verticillioides uses volatile compounds to manipulate Diatraea saccharalis moths and sugarcane plants, promoting its own dissemination. This study revolutionizes the science of red rot disease, considered the most serious threat to sugarcane.
A CABI-led study reveals that the success of Classical Biological Control in Europe, North Africa, and the Middle East is often dependent on factors like target pest, host plant, and release circumstances. The research highlights the need to consider these additional factors to increase the success of biological control introductions.
Researchers discover moths have evolved acoustic metamaterials on their wings to absorb ultrasound, outsmarting bats. This adaptation decreases echo return and enhances insect survival, with scales tuned to different frequencies forming a broadband absorption array.
Researchers at UC Santa Barbara have created sterile male mosquitoes using CRISPER/Cas9, a technique that could suppress Aedes aegypti populations. The study found that the mutant males produced no sperm but still suppressed female fertility, making them effective in controlling mosquito populations.
A study suggests that glyphosate, the world's most widely used herbicide, weakens the immune systems of insects by inhibiting melanin production. This reduction in resistance to infection may have significant impacts on ecosystems and human health.
Researchers at Duke University have discovered a specific ingredient in pyrethrum, a centuries-old natural insecticide, that helps mosquitoes avoid its toxic effects. The compound, called EBF, activates a smell receptor in the mosquito's antenna, making it unappealing to the insects and helping to prevent bites.
Scientists found a strong correlation between insect body size and temperature in fossil midges, revealing a promising new proxy for palaeotemperatures. The study suggests that insects can be used to reconstruct ancient climates dating back to the Cretaceous period.
Researchers at the University of South Australia have designed a dragonfly-inspired drone that boasts superior aerodynamic performance. The drone's unique body shape and long abdomen mimic those of the insect, allowing it to hover, cruise, and perform aerobatics with ease.
Research reveals that aphid endosymbionts, like Hamiltonella defensa, provide defense against parasitoid wasps but also come with a cost. The prevalence of these bacteria shifts rapidly in response to environmental temperature changes, highlighting the role of balancing selection in their evolution.
Researchers are investigating how carnivorous plant genes can help crops defend themselves from pathogens and insects, reducing reliance on pesticides and fertilizers. The team plans to test transgenic crop plants with protein-based pest deterrents and nutrient-enhancing traits.
A new study found that female Stenophylla lobivertex praying mantises have an advanced pheromone gland protruding from their bodies, releasing a unique pheromone to attract mates. This adaptation may be crucial for the species' survival, particularly in rare cases with low population density.
A new study found that solitary paper wasps experience reduced facial recognition abilities due to lack of social interaction. This impact is reflected in smaller visual areas of their brains, affecting individual identity processing and social behavior.
A new study found that solar panels can increase flower abundance and delay bloom timing, benefiting pollinators. The research suggests that using solar panels for pollinator habitat restoration could aid the agricultural community and provide important ecosystem services.
A new caddisfly species, Potamophylax coronavirus, was discovered in a national park in Kosovo and described in the Biodiversity Data Journal. The study highlights the impact of pollution and habitat degradation on freshwater organisms in the region.
A recent fossil discovery of four new snakefly species has deepened the mystery surrounding their evolutionary history and distribution. The ancient insects, dating back 50 million years, were found in British Columbia and Washington state, where scientists had previously believed they required cold winters to thrive.
Researchers at Kumamoto University found that adult nocturnal fishflies feed on pollen at night, visiting flowers and feeding on nectar. This discovery sheds light on the terrestrial life of adult fishflies, which was previously unknown.
Researchers found that telephone poles attract flight-dispersing spotted lanternflies, which are visually drawn to turn and land on the poles. The pole serves as a visual magnet, attracting a large proportion of the insects.
A Chinese research team discovered that whiteflies use a plant gene to degrade common plant toxins, allowing them to feed on plants safely. The team developed a strategy to undo this superpower by creating a small RNA molecule that interferes with the whitefly's gene.
Researchers discovered that hummingbird hawkmoths divide their visual field into two areas: one for flight control in the lower half and another for orientation in the upper half. Optic flow in the lower half provides information on movement and flight speed, while patterns in the upper half are used for orientation.
Researchers from Aarhus University have developed an intelligent light trap that can count insects and determine their species, significantly boosting nature monitoring. The invention uses ultraviolet light to attract insects and image recognition to register them, allowing for more precise knowledge about insect populations and habitats.
New research reveals that artificial light at night significantly suppresses courtship activity in fireflies, with bright amber light having the greatest impact on female receptivity. This study highlights the need to minimize outdoor lighting to protect firefly populations.
Research found that restored streams have fewer large and stable rocks for insect egg-laying, delaying recovery. Insects rely on these rocks to quickly repopulate and maintain ecosystem health.
Researchers found that using amber-colored filters on 'warm white' LED lamps reduces insect attraction to nocturnal lighting in a tropical forest. Insects play crucial roles as pollinators, regulators, decomposers, and food sources; using filtered LEDs can mitigate the negative impacts of ALAN on wildlife.
Researchers identify fungi living in EAB-infested trees, which could be harnessed to control the invasive pest. The discovery opens up new possibilities for managing one of Minnesota's most devastating tree pests.
Researchers have identified 1,600 genes related to stable fly reproduction, which could lead to new biological controls. The study's findings have huge economic implications from tourism to agriculture, with estimated annual losses of $2.2 billion.
A combined treatment of irradiation and essential oil vapors effectively destroys insects, bacteria and mold in stored grains. The addition of eucalyptus and tea tree essential oils improves effectiveness.
Research reveals that prolonged periods of terrestrial invertebrates in rivers lead to monopolization by larger fish, altering food webs and ecosystem functions. In contrast, pulsed periods enable smaller fish to access benthic invertebrates, resulting in reduced leaf breakdown rates.
A study of prehistoric teeth sheds new light on the diets of ancient lizards and snakes, revealing they already had a full spectrum of diet types, including flesh-eating and plant-based. The research found that these species had achieved modern levels of dietary specialization by 100 million years ago.
Researchers identified insect genes that directly guide gall development in aphids, transforming ordinary plant parts into intricate shelters. The discovery of "bicycle genes" reveals a novel mechanism by which insects reprogram plant growth.
A new study reveals a causal link between the decline of insectivorous birds and poor water quality, driven by human disturbance and pollution. The analysis shows that emergent insects, which serve as an important food source for birds, are highly sensitive to water pollution.
A team of researchers led by Simon Fraser University paleontologist Bruce Archibald has discovered a major new insect group closely related to damselflies and dragonflies. The distinctive shape of the insect's non-protruding, rounded eyes is the defining feature of Cephalozygoptera, which lived among dinosaurs in the Cretaceous age.
Researchers found that an enzyme from tomato fruitworm caterpillars causes stomatal closure in plants, inhibiting defensive emissions like airborne plant volatiles. This study may yield insights into plant stress tolerance and potential strategies for improving crop resilience to climate change.
Plants have evolved a defense system to warn themselves of predator attacks and ward off damage. Elicitors, such as molecular patterns and saliva proteins, trigger an 'SOS signal', initiating defense responses.
Researchers found that dragonflies frequently perform upside-down backflips to regain their balance. They also observed a similar response in unconscious dragonsflies, suggesting a component of passive stability.
Researchers have identified 20 proteins found in cricket food products that could cause serious allergic reactions in individuals with shellfish allergies. The study aims to provide a framework for detecting and labelling insect-derived allergens in food products, ensuring safe consumption by those with allergies.
Researchers from UConn and LSU found that insect declines in Puerto Rico may not be directly caused by global warming, but rather by increased hurricane frequency and intensity. Long-term data helped disentangle the effects of climate change and storm impacts on ecosystems.
In a study of local rivers, researchers discovered that litter provides the largest and most stable habitat for invertebrates, supporting diverse communities. The findings have important implications for river management, including clean-up events and introducing alternative habitats.
A team of researchers identified a new species of praying mantis thanks to fossilized wing imprints. The discovery sheds light on wing evolution among mantises and advances scientific understanding of their evolution. The study uses Reflectance Transformation Imaging (RTI) to analyze the intricate network of veins in the fossils.
Drain flies have evolved a specialized hair coating that allows them to shrug off water droplets of almost any size. This nanoscale roughness gives the wing surface superhydrophobicity, minimizing contact between water and wing.
A newly discovered 50-million-year-old fossil of an assassin bug has remarkably preserved internal male genitalia, providing valuable insights into the species' family tree. The find suggests that banded assassin bugs are about 25 million years older than previously thought.
Researchers at Delft University of Technology develop an optical flow-based learning process that enables small flying drones to estimate distances through the visual appearance of objects in view. This allows for better navigation skills, including smoother landings and improved obstacle detection.
A new study reveals that rare Arctic insect populations are declining, while more common species are thriving due to climatic changes. Climate-driven shifts in growing seasons and permafrost thawing may be key factors contributing to these trends.
Researchers discovered an intrinsic contralateral connection in insect nervous systems that enables synchronized muscle activation after limb loss. This finding may aid design principles for flexible and adaptive walking in insect-like robots.
Research by University of Pennsylvania biologists Daniel Janzen and Winnie Hallwachs found that climate change has taken a toll on insects in the tropics. Insect biomass and species richness have been decomposing since the mid-1970s, with dramatic drops in moth numbers and species diversity.
Scientists are using AI to identify insects at supernatural speed, opening up new possibilities for discovering unknown species and tracking their life across space and time. Insects have diverse life histories and roles in ecosystems, making manual observation and counting a time-consuming process.
Research shows that cycad trees' sex can be inferred from their branching behavior, providing a tool for conservationists to assess population traits. This knowledge is crucial for recovering the island's cycad population, as it was killed by non-native insect pests.
Researchers at Shinshu University discovered that silkworms use thermal information to determine when to lay dormant eggs. The neuropeptide corazonin plays a key role in regulating this process, and its release is controlled by GABA neurotransmission.
A collaborative effort involving genetically engineered cotton and mass releases of sterile pink bollworm moths has successfully eliminated the invasive pest from cotton-producing areas of the US and Mexico. This strategy saved U.S. cotton growers $192 million from 2014 to 2019.
Researchers from Chinese Academy of Sciences and University of Bristol solve the 'flea mystery' by classifying fleas as a group of highly modified scorpionflies. The study suggests that fleas evolved from small, nectar-feeding scorpionflies that later developed specialized blood-sucking mouthparts.
A study of over 1,400 protein-coding genes resolved the mystery of fleas' placement in the insect tree of life. Fleas are classified as scorpionflies, evolving to feed on vertebrates between 290 and 165 million years ago.
A study found that herbivorous insects from lower elevations can alter alpine plant communities when introduced to higher elevations, leading to changes in biomass structure and composition. This disruption can favor the growth of small-stature plant species.
Researchers found that flies in apple orchards can acquire fire blight bacteria from sugary droplets on diseased trees and transmit it to uninfected shoots. This discovery provides new insights into the disease cycle and highlights the importance of integrating historical literature into modern research.
A new study found that city-dwelling tree swallows bred more successfully due to warmer temperatures, but their blood contained higher levels of mercury from contaminated insects. Urbanization's impact on wildlife health is a growing concern as the climate continues to warm and land use changes threaten biodiversity.
A new study from Lund University found that high temperatures can limit insects' ability to reproduce and tolerate changes in temperature. Insects, being cold-blooded, rely on external sources for body temperature regulation, making them vulnerable to overheating.
Researchers found that competing groups of insectivores consume the same type of food, such as chironomids, which could lead to an unprecedented ecocatastrophe. The study sheds new light on the decline in insect populations and highlights the potential cascading effects on ecosystems.
Researchers study insect brain computation to develop faster, more efficient machine learning algorithms. The fruit fly's ability to generalize experiences in complex environments informs the creation of an AI model capable of rapid adaptation.
Researchers studied Nocticola sp. cockroaches to better understand their evolutionary history, shedding light on a 'lost' family of insects that may be the missing link in the evolution of insects from prehistoric times to the present day.
Researchers at Johns Hopkins University found that bats use a combination of echolocation calls and head movements to predict the future position of their prey. This discovery enhances our understanding of auditory-guided behaviors in animals and humans, including sight-impaired individuals who rely on sound to navigate.
Researchers confirmed ogre-faced spiders use metatarsal sensitivity to detect sound cues from up to 6 feet away, triggering a split-second backflip to strike airborne insects. The spiders' finely tuned sensory systems and unique hunting strategy enable them to capture prey in mid-air.