Researchers at Yale University discovered how insects detect specific sugars using a highly selective receptor that responds only to D-fructose. The study revealed the molecular basis of sugar detection, which may lead to new strategies against disease-transmitting mosquitoes and the development of electronic noses.
A KAIST team developed an insect-mimicking semiconductor that mimics the optic nerve of insects to detect motion. The device operates at high efficiency and ultra-high speeds, and has been applied to a neuromorphic computing system for predicting vehicle paths. It achieved 92.9% less energy consumption compared to existing technology.
A recent UCI study found profound similarities between humans and insects in producing the critical light-absorbing molecule of the retina, 11-cis-retinal. The research provides new insights into retinal disease origins and potential therapeutic targets, with implications for understanding loss-of-function mutations in RPE65.
A study by University of Seville researchers reveals that climate change has brought forward the flowering period in Doñana National Park by 22 days, affecting 80% of species. This shift leads to increased competition for pollinating insects and altered plant community dynamics.
Researchers discovered how insects navigate using limited brain power by simplifying complex problems through their behavior, a strategy that can be applied to robots and computers. A model of insect neuronal activity showed the robot successfully navigated in various environments, leading to potential improvements in energy efficiency.
Research reveals that European insects outnumbers non-native species in North America, Australia, and New Zealand despite reduced international trade patterns. Introduced plants may have promoted the spread of European insects by providing food and habitat for subsequent arrivals.
A recent study found that decreases in the number of formerly abundant insect species have contributed significantly to local insect declines. The study's findings challenge the idea that changes in insect biodiversity result from rarer species disappearing.
Scientists at CNRS found that flowering plants in farmland are evolving towards self-fertilization as insects decline. This phenomenon threatens plant-pollinator interactions, highlighting the need for conservation measures.
Researchers found that adding protruding rocks to restored streams increases the abundance and diversity of stream insect eggs, but not necessarily their larval stages. This study suggests that stable rock landing areas can enhance aquatic insect populations in restored streams.
A global study on plant-herbivore interactions has confirmed variability in insect eating habits across different members of the same species of plants. Latitude is found to be a significant factor affecting herbivory variability, with more kinds of insects feeding on plants and its relatives at higher latitudes.
Researchers have discovered that the waxy protective barrier around plants plays a role in sending chemical signals to other plants and insects. This discovery might eventually be harnessed to develop stronger plants that can deal with challenging environmental conditions.
A study questions the ongoing arms race between bats and insects, finding that one bat species' low calls are likely due to its evolutionary history. The barbastelle, a hawking bat, has quieter calls than other bats but is likely descended from a gleaner that hunted on surfaces.
Researchers found that Wolbachia pientis infection restores fruit fly fertility, enabling them to produce more offspring than uninfected flies. This discovery has significant implications for controlling insect populations and range, potentially increasing mosquito populations that do not carry human diseases.
Researchers isolated and described novel yeast species from the gut of green lacewings in Japan, revealing a wider range of microbial inhabitants than previously known. The study identified three new species within the Metschnikowia genus, shedding light on the insect microbiome's complexity.
Researchers from Kobe University found that birds dispersing the eggs of eaten insects' help flightless stick insects expand their geographical range. Genetic analysis revealed a correlation between geographic distance and genetic differentiation among populations.
Researchers found tropical forest ecosystems rely more on aquatic insects than temperate forests, making them vulnerable to disruptions in land-water connections. This increased reliance poses a threat to tropical environments, which are already under pressure from human activity and climate change.
A 312-million-year-old fossil found in the Carboniferous Rhode Island Formation provides evidence of how internal feeding, known as leaf mining, may have originated. The discovery sheds light on the evolution and behavior of holometabolous insects, including modern-day moths, beetles, flies, and wasps.
A new study from North Carolina State University finds that freshwater insects lack metabolic responses to salinity, unlike other aquatic animals like crustaceans and snails. Insects' constant metabolism in saline environments may be due to low demand for calcium, which can be toxic to them.
Researchers studied how insects evolved two distinct flight strategies using robots and biophysicists. They found that asynchronous flight evolved together in a common ancestor, but some groups reverted back to synchronous flight.
Researchers at Tohoku University have developed a model predicting torque generated from electrical stimulation in stick insect leg muscles, allowing for precise control of insect movement. The study's findings have the potential to refine motor control of tuned biohybrid robots and enable adaptable devices with various applications.
Researchers discovered that insects evolved ultrafast flight from a single common ancestor, with asynchronous beating and synchronous activation modes. They used physics models and robotics to test how these transitions could occur, finding that evolution can turn on and off this particular mode of flight.
A new study reveals that weather conditions are a significant driver of global insect decline. Researchers found that unfavourable weather anomalies can lead to reduced insect survival probabilities, particularly in combination with other extreme weather events.
Researchers found that insects like American cockroaches use the mushroom body to encode behavioral decision-making based on sensory information. The study challenges the prevailing view of insect cognition, suggesting a more complex brain function than previously thought.
A team of researchers from Göttingen University has identified seven new species of leaf insects, showcasing their unique camouflage abilities. The discovery highlights the importance of protecting these distinct species from extinction.
A new study reveals that fungus gnats are crucial pollinators of certain Euonymus plant species with red-petaled flowers. The unique traits of these flowers, such as their yogurt-like scent and short stamens, have evolved to attract the fungus gnats, highlighting the importance of Diptera in plant diversity and evolution.
Researchers discovered seven bat species and 66 insect species in the Pyrenees, highlighting the importance of migratory insects as a food source for both bats and those living in the mountains. The study also shows that migrating insects are a crucial refuelling station for bats during their own journeys south.
Researchers found that nematode worm larvae can leap through the air and attach themselves to passing insects when exposed to certain electric fields. They observed dauer larvae consistently moving towards the lid of a petri dish, some reaching it in a fraction of a second.
A team of researchers from Nanjing University of Aeronautics & Astronautics developed a bionic robot that can complete smooth movement, including landing on a vertical wall, climbing along the wall, and taking off from the wall. The robot uses a flapping/rotor hybrid power layout to mimic insect's control of body posture.
The Insects journal is inviting research articles and reviews on sustainable beekeeping solutions, including health monitoring, socio-economics, and pest control. The Special Issue will focus on evidence-based strategies to combat poor colony health and promote bee sustainability.
Research suggests that air pollution particles can compromise insects' olfactory perception, making it harder for them to detect food and potential mates. This finding is particularly concerning as about 40% of Earth's landmass is exposed to high particle air pollution concentrations.
The study combines real and robotic insects to understand how they sense forces in their limbs while walking. Campaniform sensilla (CS) are force receptors found in insect limbs that respond to stress and strain, providing critical information for controlling locomotion.
Researchers at SRI International have identified genes that enable insects to produce terpenes, a key component of their chemical communication. This breakthrough provides a roadmap for understanding how these chemicals are used and could lead to new ways to protect crops and prevent insect-borne diseases.
Researchers from Japan discovered that firebrats, an old insect lineage, have a midgut epithelium derived solely from yolk cells. This finding suggests the involvement of bipolar formation likely originated in Pterygota rather than Dicondylia.
Researchers found near-surface wind direction is highly variable over timescales of less than 10 minutes, especially in urban areas. They hypothesize an optimal range of wind speed and environmental surface complexity helps insects locate odor sources.
Bacteria play a crucial role in providing insects with vital nutrients like vitamin B, enabling them to survive on unbalanced diets and exploit new food resources. This has led to significant diversification of plant-feeding insect species.
In a breakthrough study, researchers discovered that the neuropeptide DH31 regulates reproductive dormancy in insects, controlling juvenile hormone production. This finding could lead to the development of new technologies to control agricultural pests and infectious disease vectors.
The Chinmo gene plays a crucial role in establishing the juvenile stage in insects, promoting tissue growth during this stage. The study also reveals that the Chinmo, Br-C, and E93 genes coordinate the formation of adult organs through sequential action, which may hold key to understanding cancer processes.
A recent study reveals that 20 insect families globally account for 50% of flying insect diversity, with a large fraction of terrestrial animal biodiversity remaining unknown to science. The study used DNA barcodes to assign specimens to species and found that only a few dominant families dominate flying insect communities worldwide.
Researchers propose that an enzyme called multicopper oxidase-2 (MCO2) gives insects a disadvantage in the sea while conferring advantages on land. This hardening mechanism is also linked to their ability to climb and fly, making it a defining feature of insects.
Researchers found that three specialized Kenyon cell subtypes in honey bees evolved from a single, multifunctional ancestor, potentially offering insights into human behavior. Transcriptome analysis revealed comparable similarity between the Kenyon cell subtypes of sawflies and honey bees.
A new study reveals that diverse landscapes and microhabitats play a crucial role in helping insects cope with heat stress caused by global warming. Insects that inhabit diverse environments exhibit different strategies to conserve energy, such as reducing activity or seeking shelter in cooler areas.
A study of neuroptera larvae over 100 million years reveals a complex pattern of loss of morphological diversity, with some lines diversifying and gaining importance. The findings suggest that actual diversity was likely substantially greater in the past.
Consuming insects like crickets can contribute to healthy gut microbiota and provide essential nutrients. Research by CSU professor Tiffany Weir and colleagues highlights the potential benefits of edible insects on human health, including increased prebiotic effects and reduced intestinal inflammation.
Greater mouse-eared bats prioritize high-calorie, high-risk ground-dwelling insects but switch to aerial prey when environmental conditions hinder their ground-foraging success. This study reveals that bats rely heavily on ground prey due to its nutritional value and higher profitability.
A recent study in Trends in Ecology & Evolution has identified key characteristics to differentiate insect pollinators from fossil records. The researchers found that a mutualistic relationship involving insect pollination originated at least 163 million years ago, long before the emergence of flowering plants.
Researchers found that moths can pollinate flowers more quickly than day-flying insects like bees. The study shows that allowing patches of bramble to flower can provide important food sources for moths.
A new study by Penn State researchers found that ground beetle species will thrive or decline based on their habitats and traits. Habitat conservation can help mitigate the effects of climate change on these insects, which are critical pest control agents in North American agriculture.
A team of scientists discovered a new genus and species of ancient gnat fossils in Mallorca, Spain, dating back to the early Middle Triassic period. The fossil, found near the harbor of Estellencs, shows how insects adapted to a post-apocalyptic world after a mass extinction event that wiped out over 80% of species.
A study found that urbanization favors winged insects over web-builders, with flies and spiders increasing in urban areas while web-building spiders decrease. This suggests an advantage of winged arthropods in cities due to their ability to move between isolated green spaces.
A study by Dr. Maria M. Georgi and colleagues found that mulching times of forest meadows have a negative impact on both insect larvae and flower-visiting insects. Mulching in September was shown to protect the latter, while mulching in June had a negative effect.
Researchers have mapped mosquito cells that can fine-tune their ability to detect attractive human odors. The discovery may lead to the development of more effective repellents to combat mosquito-borne diseases.
Researchers have discovered volatile compounds in tsetse flies that control mating behavior and potentially aid disease management. The findings may lead to the development of new tools to combat trypanosomiasis, a life-threatening illness transmitted by these insects.
A Lund University study finds that temperate regions have larger insects due to bird predation pressure and temperature, reversing a 200-million-year-old trend. This shift helps explain the global variation in body size among dragonflies and damselflies.
A new study found that 76% of global insect species are not adequately covered by protected areas. This underrepresentation is particularly concerning for critically endangered insects, with some species having no overlap with protected areas at all.
Scientists have identified horizontally transferred genes in insect genomes as valid targets for selectively killing green peach aphids and whiteflies. Silencing these genes using RNA interference reduces pest survival by up to 40%, with potential expansion to other insects through 'stacking' multiple targets.
A survey of 1,034 people found that most believe insects can be a sustainable source of protein in the future. Key factors improving acceptance include preparation methods and information on insect potential as a food source.
Researchers have designed an algorithm based on insect neural circuitry to create a power-saving collision detector that can detect vehicles in real-life nighttime scenarios. The novel detector uses atomically thin and light-sensitive memtransistors, resulting in significant energy savings compared to existing systems.
Farming edible insects could improve food security by reducing resource intensity and increasing protein content. Insects have the potential to replace conventional livestock feed, offering unique nutrients and health benefits for animals, while transforming low-value agricultural waste into high-quality feed.
Researchers used environmental DNA footprints to analyze insect biodiversity in four apple orchards, uncovering the importance of wild non-bee pollinators and multiple pest species. The study suggests that analyzing genetic footprints can provide a more comprehensive view of insect diversity, leading to new management strategies.
Ritsumeikan University researchers have developed a soft robotic microfinger that enables direct interaction with insects through tactile sensing. The study shows great promise towards realizing human interactions with the microworld and has applications in augmented reality technology.