A team of researchers at Kiel University has developed a new strategy to combat multi-resistant pathogens by identifying which antibiotics can lead to increased susceptibility to other drugs. This concept, known as 'collateral sensitivity', offers hope in the fight against antibiotic resistance.
SourceSMBE Journals (Molecular Biology and Evolution and Genome Biology and Evolution)·JournalMolecular Biology and Evolution·DateJun 1, 2017
A large controlled trial found that teaching genetics first significantly improved students' test scores on evolution, especially for foundation classes. The study suggests that priming students with genetics information before teaching evolution can lead to better understanding of this complex concept.
Researchers at the University of Illinois found that populations of E. coli evolved in two divergent paths, either improving swimming speed or growth rate, but not both, due to trade-offs. This study sheds light on how evolution proceeds when performance depends on multiple traits restricted by a trade-off.
SourceUniversity of Illinois Grainger College of Engineering·DateMay 23, 2017
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Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.
Researchers found that Heliconius erato butterflies possess unique visual photoreceptors based on species sex, with females containing two types of ultraviolet opsin genes and males lacking one. This study sheds light on the evolution of eye structure in response to environmental pressures.
SourceUniversity of California - Irvine·JournalMolecular Biology and Evolution·DateMay 18, 2017
A new Cornell University study has resolved the debate on brain evolution by determining that overall brain size accounts for most differences among vertebrate species. The research found that once a species evolves a larger brain, specialized neural networks develop in brain regions controlling specific behaviors.
Researchers have developed a new tool called ModelFinder to study the evolution of proteins. The program allows for more accurate scientific estimates of evolutionary processes, which will help unravel the mysteries behind life's diversity on Earth.
SourceUniversity of Vienna·JournalNature Methods·DateMay 9, 2017
Scientists analyzed DNA samples from 97 western spotted skunks and found three genetic sub-groups corresponding to different climate refugia created by Ice Age climate change. This discovery suggests that climate change played a more important role in the evolution of spotted skunks than geographical barriers.
SourceField Museum·JournalEcology and Evolution·DateMay 3, 2017
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.
Scientists found that strong selection pressures on European chickens coincided with urbanization, Christian dietary rules, and increased egg production. The TSHR gene variant led to faster egg-laying and reduced aggression, while BCD02's effect on skin pigmentation was linked to selective breeding practices.
SourceSMBE Journals (Molecular Biology and Evolution and Genome Biology and Evolution)·JournalMolecular Biology and Evolution·DateMay 2, 2017
A UTA Ph.D. student is awarded a grant to investigate how eyes and brains evolved in response to predation, exploring the relationship between eye size and survival rates in Caribbean killifish populations.
Scientists sequenced the genomes of symbiotic bacteria from human lice and their closely related monkey lice counterparts. The data revealed a single-trunked tree suggesting the bacteria have been associated with lice for millions of years.
SourceSMBE Journals (Molecular Biology and Evolution and Genome Biology and Evolution)·JournalMolecular Biology and Evolution·DateApr 14, 2017
A new study reveals that promiscuity in birds slows down the formation of new species, contradicting conventional wisdom. Polygamous bird species, which breed with multiple partners, are less genetically diverse than monogamous species.
In this study, researchers created physically embodied robots to examine the interaction between genetic and epigenetic factors in robot evolution. The results show that robot populations with an epigenetic factor evolved differently than those without, highlighting the importance of including epigenetic factors in robot evolution.
SourceFrontiers·JournalFrontiers in Robotics and AI·DateApr 3, 2017
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Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.
A new tyrannosaur species, Daspletosaurus horneri, has been discovered with an unusual mode of evolution called anagenesis. The research reveals a complex sensory web derived from the trigeminal nerve, similar to humans, and a lipless mask of large scales covering its face.
SourceLouisiana State University Health Sciences Center·JournalScientific Reports·DateMar 30, 2017
A team of NYU anthropologists analyzed 140 primate species and found that brain size is predicted by diet, not sociality. Frugivores and frugivore/folivores exhibit significantly larger brains than folivores.
SourceNew York University·JournalNature Ecology & Evolution·DateMar 27, 2017
A study published in the Journal of Human Evolution confirms that human skull evolution is linked to two-legged walking. Researchers found a forward-shifted foramen magnum in 77 mammal species, including humans, kangaroos, and springhares, indicating a common trait among bipedal mammals.
SourceUniversity of Texas at Austin·JournalJournal of Human Evolution·DateMar 17, 2017
Researchers studied 19 virus families and found that cross-species transmission has played a central role in their evolution. Co-divergence is relatively rare compared to cross-species jumps.
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.
Rutgers scientists studied evolution in invaded ecosystems using glass jar experiments with thousands of microscopic organisms. The study found that microbes' interactions altered performance and led to differences in resident and invading species.
SourceRutgers University·JournalNature Ecology & Evolution·DateFeb 13, 2017
A University of Wyoming researcher and her team have discovered that the rapid evolution of Lake Victoria cichlids was facilitated by earlier hybridization between two distantly related species. This phenomenon has resulted in over 700 species of fish evolving in just 150,000 years.
SourceUniversity of Wyoming·JournalNature Communications·DateFeb 10, 2017
A new study analyzing ancient horse fossils reveals that patterns of migration and environmental changes are key drivers of evolutionary development. Contrary to the rapid phenotypic evolution theory, researchers found no significant difference in body size evolution between lineages with high and low speciation rates, suggesting that ...
SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateFeb 9, 2017
The journal focuses on virus evolution and publishes work that benefits science, technology, and medicine. It offers fast decision times, timely publication, and high-quality peer review with an international editorial board.
SourceOxford University Press USA·JournalVirus Evolution·DateFeb 9, 2017
A study using high-speed motion capture found that human feet are more mobile than expected, challenging long-held ideas about human-chimpanzee differences. This discovery may require rethinking assumptions about early human ancestor fossil feet.
SourceNew York Institute of Technology·JournalJournal of Human Evolution·DateFeb 8, 2017
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GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.
A CU Boulder-led study found that rapid evolution at species habitat edges can drive population expansions, providing insight into climate change and invasive species encroachment. The study used red flour beetles and demonstrated that populations allowed to evolve independently at the edge spread 6% faster on average.
SourceUniversity of Colorado at Boulder·JournalNature Communications·DateJan 27, 2017
A four-year genetic research effort has mapped the major landmarks in the evolution of dinoflagellates, a key species in the environment. The study found that nonphotosynthetic dinoflagellates have retained vital metabolic functions and could lead to a better understanding of bioluminescence and toxic algal blooms.
SourceUniversity of Maryland Center for Environmental Science·JournalProceedings of the National Academy of Sciences·DateJan 26, 2017
Researchers found that snow voles in Graubünden evolve towards smaller sizes when winters start earlier due to increased food availability. This genetic adaptation helps young voles reach their maximum weight before harsh weather sets in, ensuring their survival.
SourceUniversity of Zurich·JournalPLOS Biology·DateJan 26, 2017
Researchers from the University of Bath will investigate mass extinction using genetic and fossil analyses to understand patterns of extinction and species formation. They hope to find evidence of higher extinction rates before the K-Pg boundary, shedding light on recovery rates after the event.
Apple Watch Series 11 (GPS, 46mm)
Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.
Researchers used comparative genomics to study the giant panda and red panda, revealing 70 adaptively convergent genes involved in limb development, digestion, and pseudogenization. These findings provide insights into the genetic mechanisms underlying phenotype convergence in these species.
SourceChinese Academy of Sciences Headquarters·JournalProceedings of the National Academy of Sciences·DateJan 17, 2017
Researchers created genetically modified fruit flies containing reconstructed ancient genes to study the evolutionary effects of genetic changes. They found that the accepted wisdom about the molecular causes of the flies' evolution is incorrect, challenging a classic example of adaptation.
SourceUniversity of Chicago Medical Center·JournalNature Ecology & Evolution·DateJan 13, 2017
A study integrating field and laboratory experiments with computer simulations found that perception plays a key role in the evolution of counterintuitive traits. Proportional perception limits the evolution of traits by making it difficult to perceive changes in large stimuli.
SourceLouisiana State University Health Sciences Center·JournalScience·DateJan 6, 2017
A new study reveals that no single model or common molecular toolkit exists behind the diverse array of mollusk shells. Instead, each species has evolved its own 'shell secretome' through a combination of co-opting existing genes and rapid evolution of novel genes.
SourceSMBE Journals (Molecular Biology and Evolution and Genome Biology and Evolution)·JournalMolecular Biology and Evolution·DateJan 3, 2017
Researchers found that brain size evolved at different rates for different species, especially during Homo's evolution, while chewing teeth evolved at similar rates. This challenges the classic view that larger brains led to smaller teeth as a result of tool use.
SourceGeorge Washington University·JournalProceedings of the National Academy of Sciences·DateJan 2, 2017
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.
Researchers are sequencing the genome of an ancient apple tree that inspired Isaac Newton's discovery of gravity. The study aims to understand how technological advancements have affected the evolution of apples over the past 350 years.
A recent study from Rice University reveals that evangelicals are significantly more skeptical of evolution (70% false) compared to climate change skepticism (28%). This finding challenges the common perception that anti-evolution and anti-climate change views are linked.
SourceRice University·JournalEnvironment and Behavior·DateDec 13, 2016
Atlantic killifish have evolved remarkable resilience to toxic industrial pollutants, with genetic diversity playing a key role in their adaptation. The study's findings could help explain how genetic differences among humans contribute to varying sensitivity to environmental chemicals.
SourceUniversity of California - Davis·JournalScience·DateDec 8, 2016
Scientists have traced back 200 million years of eye evolution in turtles and crocodiles, discovering that their adaptations led to the loss of color vision. Turtles developed reduced color vision for freshwater habitats, while crocodiles adapted for dim light.
SourceSMBE Journals (Molecular Biology and Evolution and Genome Biology and Evolution)·JournalMolecular Biology and Evolution·DateDec 8, 2016
Research highlights how humans impact the evolution of other species, leading to rapid changes in a few years to decades. Examples include commercial fishing, invasive species, and urbanization, which drive evolutionary adaptations.
SourceMcGill University·JournalPhilosophical Transactions of the Royal Society of London (B )·DateDec 5, 2016
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Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.
Biologists observed the emergence of two distinct virus species within a month-long experiment, leveraging a harmless human virus and two types of bacteria with varying receptors. This rapid process, known as speciation, was previously challenging to study due to its slow pace.
SourceUniversity of California - San Diego·JournalScience·DateNov 28, 2016
A new study published in Nature's Ecology & Evolution journal reveals that the shape of bacteria does not affect their ability to move, challenging long-held theories. The researchers analyzed data from 325 different species of Firmicutes bacteria and found no association between shape and mobility.
SourceUniversity of Lincoln·JournalEcology and Evolution·DateNov 22, 2016
A new bioinformatics tool has revealed that the evolution of white rot wood decay strategies in fungi involves a general elaboration of the decay apparatus, including numerous enzymes with unknown functions. The study found 409 genes associated with white rot wood decay, shedding light on the complexity of this process.
SourceSMBE Journals (Molecular Biology and Evolution and Genome Biology and Evolution)·JournalMolecular Biology and Evolution·DateNov 10, 2016
A recent study on two echolocating bat species found a contraction of smell receptors and loss of vision-related genes, indicating evolutionary trade-offs. The research also revealed genetic adaptations associated with high altitudes in the great leaf-nosed bats.
SourceSMBE Journals (Molecular Biology and Evolution and Genome Biology and Evolution)·JournalMolecular Biology and Evolution·DateNov 1, 2016
Researchers propose using mathematical models to drive evolution in local mosquito populations, favoring those that stay outside and hindering the spread of malaria. This approach could lead to more effective repellents and slower insecticide resistance.
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Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.
The discovery of Qilinyu, a fossilized placoderm with a three-part complex jaw, confirms the evolution of this trait within the placoderm system. The findings suggest that the emergence of jaws in vertebrates marked a significant turning point in early vertebrate evolution.
SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateOct 20, 2016
Changes in protein modifications generate biological diversity needed for evolution, allowing species to adapt to environments. Most phosphorylation sites arose relatively recently in evolution, contributing significantly to evolutionary diversity and highlighting potential avenues for therapeutic research.
SourceEuropean Molecular Biology Laboratory - European Bioinformatics Institute·JournalScience·DateOct 13, 2016
A team of researchers led by Dr. Marie Kmita discovered that the transition from fin to limb was not accomplished overnight and identified a key difference in gene regulation between fish and mice. By reproducing the fish-type regulation, mice developed up to seven digits per paw, revealing the significance of this difference.
SourceUniversity of Montreal·JournalNature·DateOct 5, 2016
The discovery of 25 little bones in India suggests that primates native to the region played a crucial role in the early evolution of primates. The bones, dated to around 54.5 million years ago, show primitive features that do not clearly belong to either clade and may represent an early stage of primate evolution.
SourceJohns Hopkins Medicine·JournalJournal of Human Evolution·DateAug 15, 2016
A new study reveals that chromosomal changes in breast cancer occur in short, punctuated 'bursts' at the earliest stages of tumor growth, contradicting the traditional gradual acquisition model. This finding has significant implications for diagnosis and treatment, suggesting a potential new approach to clinical management.
SourceUniversity of Texas M. D. Anderson Cancer Center·JournalNature Genetics·DateAug 15, 2016
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.
Researchers developed a mathematical model to investigate the impact of spatial structure on cooperation evolution. The study found that lattices can hinder cooperation, contrary to previous pairwise interaction-based theories.
SourcePLOS·JournalPLOS Computational Biology·DateAug 11, 2016
A recent study has uncovered evidence of HIV-related retroviruses dating back 60 million years, challenging previous estimates of their origin. The research, led by Daniel Elleder, analyzed genomic data from the Malayan flying lemur and reconstructed ancient viral genomes.
SourceSMBE Journals (Molecular Biology and Evolution and Genome Biology and Evolution)·JournalMolecular Biology and Evolution·DateAug 9, 2016
A University of British Columbia study finds that evolution accelerates the speed of plant migration in response to climate change. Plants that undergo evolution disperse seeds and migrate farther than their non-evolving counterparts, even in challenging conditions.
SourceUniversity of British Columbia·JournalScience·DateJul 28, 2016
Researchers at Hokkaido University have discovered a key to understanding molecular evolution in space by revealing the temperature-dependent energy-state conversion of molecular hydrogen on ice surfaces. This finding challenges existing theories and opens new horizons for studying molecular formation and evolution.
SourceHokkaido University·JournalPhysical Review Letters·DateJul 21, 2016
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 new study reveals that the evolution of gut bacteria in humans and hominids parallels ape evolution, suggesting a long-term co-evolution between hosts and microbes. The research sheds light on the importance of the human microbiome and its connection to our evolutionary history.
SourceUniversity of California - Berkeley·JournalScience·DateJul 21, 2016
A new study shows that the planktonic organism Oikopleura dioica has lost most of its genes related to retinoic acid metabolism, a vital molecule for vertebrate physiology and embryonic development. This finding challenges the idea that evolution always requires more complexity or number of genes in living beings.
SourceSMBE Journals (Molecular Biology and Evolution and Genome Biology and Evolution)·JournalMolecular Biology and Evolution·DateJul 12, 2016
Early life forms on Earth are likely to have mutated and evolved at much higher rates than they do today, thanks to a hotter planet billions of years ago. The rate of spontaneous DNA mutation was at least 4,000 times higher than it is now, according to a new analysis from the University of North Carolina.
SourceUniversity of North Carolina Health Care·JournalProceedings of the National Academy of Sciences·DateJul 6, 2016
New research suggests mammals evolved and diversified after the extinction of dinosaurs 66 million years ago, contradicting a long-held scientific theory. Fossil records support this finding, which was achieved by recalibrating DNA evolution rates using reliable fossil data.
SourceQueensland University of Technology·JournalSystematic Biology·DateJul 4, 2016
Researchers used computer modeling to investigate galaxy colors and their relation to evolution. They found that rare green galaxies are likely at a critical stage of transformation from blue to red as they age. The study suggests that these galaxies' unique colors can provide insights into the processes driving their evolution.
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DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.
A study by Rice University researchers found that 'anti-evolution' education legislation is often introduced to mollify religious constituents, rather than expected success. The study analyzed data from 26 states and found that only 25% of anti-evolution bills made it through state education committees.
SourceRice University·JournalSocial Science Quarterly·DateJun 20, 2016
A study by Australian National University has found that pythons and boas, two snake families, evolved independently to share similar traits due to living in the same habitat. This demonstrates the power of natural selection and adaptation in reptiles.
SourceAustralian National University·JournalEcology Letters·DateJun 13, 2016
Researchers analyzed head shapes of 1,073 python and boa specimens from diverse habitats to understand the independent evolution of similar characteristics. The findings suggest that pythons and boas can serve as a new model system for studying various aspects of evolution.
A 24-million-year-old record of vegetation trends suggests that humans developed key traits like flexible diets and large brains while adapting to the spread of open grasslands. The study provides a comprehensive timeline for the development of grasses, which were part of human evolution from the very beginning.
SourceColumbia Climate School·JournalProceedings of the National Academy of Sciences·DateJun 6, 2016
Researchers have located a gene called cortex that influences the brilliant patterning of <i>Heliconius</i> butterfly wings and is also associated with the evolution of 'sooty' wings in peppered moths. The discovery provides insights into the mechanisms behind wing pattern variation and diversity in butterflies and moths.
SourceSmithsonian Tropical Research Institute·JournalNature·DateJun 1, 2016
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.
Most Arizona biology instructors prioritize teaching facts over helping students accept evolution, according to a new ASU study. The research found that many professors perceive barriers to discussing the topic and often stick to neutral facts, despite recognizing that science can coexist with religious beliefs.