A study by Daniel A. Hahn found that worker ants in desert carpenter ant colonies store more fat per unit lean mass than lighter ants, leading to a greater proportion of soldiers being stored. This difference in individual-level storage tactics contributes to between-species differences in behavioral development and motivation.
SourceUniversity of Chicago Press Journals·JournalPhysiological and Biochemical Zoology·DateJul 26, 2006
Researchers discovered older meerkats introduce dead and injured prey before live food as pups learn to hunt, using calls to gauge age and ability. The helpers monitor pup behavior and adjust prey presentation accordingly.
SourceUniversity of Cambridge·JournalScience·DateJul 13, 2006
A new University of Florida study suggests that large dinosaurs, such as Sauroposeidon proteles, had body temperatures close to 48 degrees Celsius, comparable to modern-day birds and mammals. This discovery challenges the long-held assumption that dinosaurs were cold-blooded reptiles.
SourceUniversity of Florida·JournalPLOS Biology·DateJul 11, 2006
Apple iPhone 17 Pro
Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.
Scientists call for a new initiative to address the growing proportion of threatened and extinct amphibian species, with 32% at risk. The alliance aims to combat diseases, habitat loss, invasive species, and other causes through research, training, and conservation efforts.
SourceOregon State University·JournalScience·DateJul 6, 2006
A recent study using DNA analysis from giant panda feces found the population underestimated by over 50% in previous surveys. The findings suggest a better chance of long-term viability for the species, but warn against complacency due to still-perilously low numbers.
SourceCardiff University·JournalCurrent Biology·DateJun 19, 2006
Researchers found that naive bats quickly learned to associate a new frog call with edible prey by observing their neighbor eating, even when the call comes from a frog they wouldn't normally eat. The study shows that fringe-lipped bats can rapidly track fluctuations in prey abundance and composition through their social learning skills.
SourceUniversity of Texas at Austin·JournalCurrent Biology·DateJun 19, 2006
Researchers found that sand gazelles' livers and hearts decrease in mass during food and water restriction. The animals also store fats in their brains to secure brain metabolism during prolonged deprivation.
SourceUniversity of Chicago Press Journals·JournalPhysiological and Biochemical Zoology·DateJun 8, 2006
Scientists discover that higher temperatures near the equator speed up metabolism, fueling genetic changes and leading to speciation. This finding helps explain why more living species exist near the equator.
SourceUniversity of Florida·JournalProceedings of the National Academy of Sciences·DateMay 31, 2006
Meta Quest 3 512GB
Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.
Scientists used fossil and developmental data to pinpoint the genetic changes that led to whales losing their hind limbs. The gradual shrinkage of hind limbs was caused by slowly accumulated genetic changes, while the actual loss occurred when a drastic change inactivated the Sonic hedgehog gene.
SourceUniversity of Florida·JournalProceedings of the National Academy of Sciences·DateMay 22, 2006
A study on side-blotched lizards found that cooperating males pass on their genes through a trait known as the 'greenbeard,' despite personal costs. The researchers identified three throat colors and behaviors that follow 'rock-paper-scissors' cycles, showcasing how cooperation can be beneficial in evolutionary terms.
SourceMichigan State University·JournalProceedings of the National Academy of Sciences·DateMay 2, 2006
A study by Michigan State University zoology professor Kay Holekamp found that high-ranking hyena mothers pass on high levels of androgens to their offspring, making them more aggressive and sexually vigorous. This unique trait helps females secure food resources and dominate their social group.
SourceMichigan State University·JournalNature·DateApr 26, 2006
Researchers discovered that African legless amphibian B. taitanus females provide nutrition to their hatchlings via their skin for up to four weeks. This post-hatching parental care is unprecedented in amphibians and may represent an evolutionary intermediate between reproductive modes.
Apple iPad Pro 11-inch (M4)
Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.
A team of researchers, including biological anthropologists and physicians, studied the relationship between the brain and skull in infants with craniosynostosis using CT scans and MRIs. They found a strong correlation between neural structures located near the top of the brain and bony features at the base of the skull.
Modern ants arose between 140-168 million years ago, coinciding with the emergence of flowering plants. This shift provided new habitats and food sources for ants, allowing them to diversify and become dominant in terrestrial ecosystems.
The Aldo Leopold Leadership Program provides mid-career academic scientists with critical skills to communicate effectively with decision makers and the media. The fellowship program, founded in 1998, aims to improve policymaking through sound information conveyed clearly and accurately.
Researchers found that lampreys, long thought to be evolutionary outliers, use the same essential protein to build cartilage as all other vertebrates, including humans. The discovery sheds light on the early origins of vertebrate skeletal development and challenges traditional views on vertebrate evolution.
SourceUniversity of Florida·JournalProceedings of the National Academy of Sciences·DateFeb 22, 2006
SAMSUNG T9 Portable SSD 2TB
SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.
Researchers at UF identified neural crest cells as the source of sharks' electrical ESP, a previously unknown function. This discovery fortifies the idea that early ancestors may have had the ability to detect electric fields.
SourceUniversity of Florida·JournalEvolution & Development·DateFeb 6, 2006
A University of Toronto study has ruled out the theory that duck-billed dinosaurs' crests were linked to their sense of smell. The research, led by David Evans, found that the brain changed little from non-crested dinosaur ancestors, suggesting the crests may have been used for visual display or attracting mates.
SourceUniversity of Toronto·JournalPaleobiology·DateJan 24, 2006
Researchers created a three-dimensional simulation of plant growth, simulating cell division and auxin concentrations to reveal the molecular mechanism behind phyllotaxis. The model enhances biological experiments and promises accurate models for other organisms' development from primordial stem cells.
SourceUniversity of Calgary·JournalProceedings of the National Academy of Sciences·DateJan 23, 2006
A study published in Nature finds that climate change created favorable conditions for a pathogenic fungus, leading to widespread extinctions of harlequin frogs. The research highlights the complex relationship between global warming and disease transmission, underscoring the urgent need to understand the impacts on biodiversity.
SourceOregon State University·JournalNature·DateJan 11, 2006
Yale is establishing an online library for developing countries to access peer-reviewed scientific literature. The project aims to increase the ability of scientists in underdeveloped nations to conduct high-quality research and develop educational programs.
Sky & Telescope Pocket Sky Atlas, 2nd Edition
Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.
Research suggests that elephants may be 'tipsy' due to marula tree bark containing a beetle pupae, not ethanol from the fruit. A high diet of marula fruit is unlikely to cause intoxication in three-ton elephants.
SourceUniversity of Chicago Press Journals·JournalPhysiological and Biochemical Zoology·DateDec 5, 2005
A new study examines the evolution of human life history, proposing a distinct phase known as 'late life,' where age-related deterioration ceases. This research suggests that late life may be characterized by a plateau in mortality rates after a certain age.
SourceUniversity of Chicago Press Journals·JournalPhysiological and Biochemical Zoology·DateDec 5, 2005
Researchers found that reestablished contact between two isolated green-eyed tree frog populations led to the emergence of a new species due to females' preference for mates from their own lineage. This preference resulted in reproductive isolation and accelerated evolution, ultimately giving rise to a distinct species.
SourceUniversity of California - Berkeley·JournalNature·DateOct 28, 2005
A new study by Janis Dickinson found that accumulated wealth encourages delayed dispersal in Western bluebirds, leading to close-knit family relationships. By manipulating the mistletoe resource, Dickinson demonstrated that reducing wealth causes sons to leave their parents' territory.
Garmin GPSMAP 67i with inReach
Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.
The International Council for Science (ICSU) has launched a new strategy to strengthen international science, focusing on interdisciplinary research in areas such as sustainable development and natural disasters. The plan aims to improve communication between scientists and policymakers, and promote the sharing of findings and data.
John Hobbie, a renowned marine biologist, is being honored with the Lifetime Achievement Award for his pioneering work on decomposition and productivity in aquatic ecosystems. With over 40 years of research experience, he has made significant contributions to our understanding of estuaries and coastal ecosystems.
A study found that fish indirectly aid plant reproduction by reducing adult dragonflies, which in turn increase bee and butterfly populations, leading to more plant pollination. The research highlights the unexpected connections among species and how human activities can shape nature.
SourceUniversity of Florida·JournalNature·DateOct 5, 2005
Researchers discovered that otter underhairs are uniquely adapted to provide thermal insulation, with wedge-shaped fins fitting into grooves between adjacent hairs. This structure allows air bubbles to trap heat, while the hairs' coated surface and thin layer of body oil further reduce water absorption.
SourceUniversity of Pennsylvania School of Medicine·JournalCanadian Journal of Zoology·DateAug 18, 2005
A team of biologists has discovered that plumed feather structures involve the coordination of at least two genes that activate and inhibit barb growth. This finding provides the best experimental evidence for a classical theory of growth in complex biological structures.
SourceYale University·JournalProceedings of the National Academy of Sciences·DateAug 16, 2005
Fluke 87V Industrial Digital Multimeter
Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.
The study identified key factors contributing to large mammal extinction, including biological disadvantages and human impact. Smaller mammals are more vulnerable due to limited distribution sizes and exposure to humans, while larger animals face additional challenges such as long gestation periods and late weaning ages.
SourceImperial College London·JournalScience·DateJul 21, 2005
Researchers found that Eastern Bluebirds were 31% more likely to be found in connected patches, while seeds from wax myrtle plants were 37% more likely to be found in traps. The study showed a 'tight fit' between predictions and actual seed movement.
SourceNorth Carolina State University·JournalScience·DateJun 30, 2005
Researchers used digital particle imaging velocimetry to document the movement of air around a hummingbird's wings, revealing that it develops only 25% of its weight support during the upstroke. This unique wing structure enables hummingbirds to tap into 'leading edge vortices' and gain hovering ability.
SourceOregon State University·JournalNature·DateJun 22, 2005
Researchers found that genetic manipulation of the fruitless gene in females led to classic male sexual behavior patterns, including courtship dances. The study suggests a strong biological basis for sexual behavior and orientation in animal species.
SourceOregon State University·JournalNature·DateJun 15, 2005
A new study models phosphorus loading into Lake Mendota, finding that the buildup of phosphorus in soils is likely to be the source of serious chronic environmental problems for hundreds of years. The research suggests that restoring water quality is unlikely unless soil erosion is greatly reduced and new technologies are developed.
SourceUniversity of Wisconsin-Madison·JournalProceedings of the National Academy of Sciences·DateJun 13, 2005
Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)
Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.
Turtles have a natural mechanism to shut off energy-utilizing activities during anoxia, unlike humans. The discovery reveals potential targets for improving outcomes of cerebral stroke and cardiac infarct, as well as developing better anesthetics.
The Aldo Leopold Leadership Program has moved to Stanford University and awarded new fellowships to 19 environmental scientists in 2005. The fellows will receive training on communicating environmental science to policymakers, media, business leaders, and the public.
Researchers discovered that vampire bats can run, unlike most bat species, and power their gait with their forelimbs. This unique ability may have evolved independently to aid in feeding behavior, allowing them to avoid predators and catch prey while sleeping.
A study by UC Berkeley researcher Alan Krakauer found that subordinate male wild turkeys benefit indirectly from helping their dominant brothers breed, gaining an average of 1.7 offspring. This cooperative behavior is a key example of kin selection, which favors cooperation over selfishness.
SourceUniversity of California - Berkeley·JournalNature·DateMar 2, 2005
Researchers have discovered that most C. atratus workers can glide back to their home tree after falling, a behavior crucial for survival in the high-risk tropical forest canopy. The ants use visual orientation and mechanisms to change direction and maintain a steady glide path through the air.
SourceSmithsonian Tropical Research Institute·JournalNature·DateFeb 9, 2005
Sky-Watcher EQ6-R Pro Equatorial Mount
Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.
A diverse network of marine protected areas may be essential for restoring depleted groundfish stocks. Older fish produce more eggs with increased survival chances for larvae, which can grow faster and survive starvation longer.
SourceOregon State University·JournalFisheries·DateJan 18, 2005
Researchers found sharks can detect geomagnetic field changes, which may aid navigation. This discovery builds upon previous studies on bird navigation.
SourceRoyal Society·JournalProceedings of the Royal Society of London·DateDec 14, 2004
A new study suggests that ocean extinction can predict key ecological changes by analyzing the impact of species loss on sediment mixing and oxygen levels in marine ecosystems. The research found that the extinction of certain species can lead to reduced sediment mixing, diminishing oxygen concentrations that sustain bottom-dwelling life.
SourceUniversity of Wisconsin-Madison·JournalScience·DateNov 11, 2004
A new Red List Index measures changes in extinction risk for birds worldwide, showing a steady deterioration between 1988 and 2004. The index provides a reliable baseline to track progress toward the 2010 biodiversity target, with particularly steep declines observed for Asian birds and seabirds affected by commercial long-line fisheries.
Researchers found that mutations in clock genes caused male flies to copulate significantly longer than usual, revealing a novel role for these genes in regulating behavioral timing on the order of minutes. The study also suggests that clock genes may have important regulatory functions in other areas beyond cyclic patterns.
SourceOregon State University·JournalCurrent Biology·DateAug 23, 2004
Creality K1 Max 3D Printer
Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.
A new study reveals that cowbird chicks survive and even grow faster when raised in noisy nests with host siblings, rather than alone. By joining their nestmates in a chirping chorus, the cowbirds are able to monopolize food attempts from parents and reap the benefits of shared parental care.
SourceUniversity of California - Berkeley·JournalScience·DateAug 5, 2004
A study by University of Wisconsin-Madison assistant professor Stephen Gammie found that low levels of corticotropin-releasing hormone (CRH) trigger maternal aggression in mice, enabling them to protect their offspring. The results show that increasing CRH levels reduces maternal aggression and increases fear responses.
SourceUniversity of Wisconsin-Madison·JournalBehavioral Neuroscience·DateAug 1, 2004
A Queen's biologist calls for immediate protection for two distinct rock ptarmigan populations in Newfoundland and Alaska, citing genetic differences and threats from human activities. The study's findings suggest that these populations should be considered separate species, deserving special preservation under the Species at Risk Act.
SourceQueen's University·JournalCanadian Journal of Zoology·DateJul 26, 2004
Researchers found a series of genes defining a two-segment periodicity in centipede embryos, resulting in single segments that later develop legs. This mechanism limits the number of leg-bearing segments to odd numbers, with additional non-leg bearing segments also formed.
A team of researchers has made a groundbreaking discovery that sheds light on the intricate process of morphogenesis, a crucial step in embryonic development. By studying convergent extension in frog embryos, they found that a single mechanism controls both cell differentiation and tissue elongation.
Sony Alpha a7 IV (Body Only)
Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.
A global study found that carnivore extinction risk is more closely tied to biological traits such as small geographic distribution and high trophic level. Human population density plays a lesser role in determining extinction risk, but can exacerbate it when combined with these factors.
SourceImperial College London·JournalPLOS Biology·DateJul 15, 2004
Researchers say broad body of research shows UV-B radiation can cause severe damage to amphibian species from eggs to adults, including retinal damage and blindness. Amphibian declines are linked to multiple causes, but UV-B remains a significant concern.
SourceOregon State University·JournalEcology·DateJun 1, 2004
A pair of researchers from the University of Wisconsin-Madison developed mathematical models examining changes in a community's tolerance to environmental conditions like global warming or acid rain. They found that as individual species disappear, two forces act upon the community, making it more or less tolerant to the condition.
SourceUniversity of Wisconsin-Madison·JournalNature·DateMay 12, 2004
A study by UC Berkeley post-doctoral fellow Vance T. Vredenburg shows that non-native trout have devastated native frog populations in high-Sierra lakes, but removing fish allows the frogs to flourish. The mountain yellow-legged frog has declined dramatically due to introduced trout, with only 5,000 adults remaining in its range.
SourceUniversity of California - Berkeley·JournalProceedings of the National Academy of Sciences·DateMay 12, 2004
Researchers at the Wildlife Conservation Society discovered a large population of jaguars in Bolivia's Kaa-Iya Park, estimated to be one of the largest in any protected area. The park, which covers over 34,000 square kilometers, is also home to a diverse range of other wildlife, including endangered species such as the Chacoan guanaco.
SourceWildlife Conservation Society·JournalJournal of Zoology·DateMay 11, 2004
Aranet4 Home CO2 Monitor
Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.
A study found that 28% of Central Valley sediment samples are toxic to amphipods and midge larvae due to pyrethroids. The pesticides were present in 68% of these sediments, posing a risk to freshwater organisms.
SourceUniversity of California - Berkeley·JournalEnvironmental Science & Technology·DateMay 6, 2004
In an experiment, male sand gobies were found to work harder at building nests and taking care of eggs when females were present, demonstrating 'courtship parental care'. Unaccompanied males were more likely to abandon their parental duties or even eat their own eggs.
SourceUniversity of Florida·JournalBehavioral Ecology·DateMay 4, 2004
Weinstein is recognized for his landmark articles on laboratory detection of bacterial and fungal infections, as well as his contributions to clinical decision-making in infectious disease medicine. He has also served on editorial boards of several journals and holds prestigious fellowships.
The study reveals that oysters' immune blood cells contain rhombohedral-shaped crystals used to form shell. The research aims to understand biomineralization for potential breakthroughs in medical and material sciences.
SourceClemson University·JournalScience·DateApr 9, 2004
GQ GMC-500Plus Geiger Counter
GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.
A recent analysis of 11,633 species published in Nature found that more than 300 critically endangered species are completely unprotected. The study emphasizes the need for a major shift in conservation strategies to prevent large-scale species extinctions over the next few decades.
SourceConservation International·JournalNature·DateApr 7, 2004