The Earth BioGenome Project is a 10-year scientific grand challenge to document life on Earth. The project's challenges include international coordination and governance, economic benefits, and biodiversity conservation.
Researchers found genetic adaptation for low UV exposure in North and East Asian populations, linked to increased sweat gland density and mammary ductal branching. The EDAR V370A variant may have selected for improved vitamin D biosynthesis through breast milk, enhancing offspring nutrition.
A study found that dogs living in rural environments had distinct skin microbiota and lower allergy prevalence compared to urban dogs. Exposure to rural microbes through urban planning may improve urban health.
By combining fossil occurrence data with social network analysis, researchers identified distinct associations of ancient marine animal life and investigated the representation of these communities over geologic time. This approach enabled the quantification of ecological impacts of mass extinctions and major ecological shifts.
Researchers analyzed over 4,000 grant applications from 2002 to 2008 and found that high-scoring early-career scientists accumulated more research funding in subsequent years. They were also more likely to achieve full professorship compared to low-scoring counterparts.
A previously undescribed species of Cretaceous period island-dwelling mammal has been discovered in present-day Romania, exhibiting a domed skull and an extremely small brain relative to body size. The mammal's adaptability to island environments developed early in the evolutionary history of mammals.
Researchers found a direct link between ocean warming and trends in continental humidity and temperature. Analysis of data from 1979-2016 revealed land temperatures increasing faster than ocean temperatures, but specific humidity over oceans increased faster than over land.
A study found that threats to dominant group status and economic issues like trade and China drove voting behavior in the 2016 US presidential election. Changes in household income and employment status were not associated with shifts in support for the Republican candidate.
Research suggests that uneven fossil sampling patterns, rather than climate dynamics, are the primary driver of fluctuations in early hominin species diversity. Peak taxic diversity was linked to maximal rock exposure and collection effort.
Researchers found that capturing and compressing 45 megatons of CO2 from US ethanol biorefineries could be cost-effective at under $25 per ton. Implementing carbon capture and sequestration (CCS) in California's low-carbon fuel standards and federal tax credits could catalyze substantial growth of CCS infrastructure.
Researchers report that tadpoles and adult female frogs exposed to endocrine disruptors develop metabolic disorders. Exposure leads to delayed metamorphosis, lower reproductive success, and smaller offspring.
Endocrine-disrupting chemicals like DES can cause developmental effects in mouse seminal vesicles, affecting gene expression and DNA methylation. The study also reveals that estrogen receptor alpha plays a key role in mediating these effects.
Researchers found that species' phenology shifted four days earlier per decade after 1981, with increased synchrony between species pairs from 0.97 to 6.1 days per decade. However, the magnitude of shifts and correlations with temperature changes remain uncertain due to short time series and variations among species.
A study identifies genetic variants related to consonant processing, dyslexia, and reading performance. Variations in the READ1 sequence are tied to modern human-specific changes acquired between 4 million and 550,000 years ago.
Policies such as ecological restoration and improved crop residue management have contributed to increased carbon sequestration in China. China's distribution and magnitude of carbon pools vary in response to climate change and human activities.
Researchers developed ultraflexible OPVs with increased PCE and thermal stability, achieving 80% of initial PCE at over 500 hours of continuous thermal stress. The devices exhibit improved thermal stability compared to current OPVs, enabling optimal performance for wearable sensors and electronic devices.
A study reveals that malaria infection increases human attractiveness to mosquitoes, particularly due to skin chemistry changes such as elevated levels of heptanal and nonanal. This finding could illuminate aspects of malaria transmission and lead to the development of novel diagnostic biomarkers.
Peatland initiation coincided with warming and increased precipitation, forming globally important carbon sinks. The study's findings have implications for future changes in peatland distribution.
A study examined human ancestors' walking and climbing capabilities, revealing that humans' straight-legged gait provides improved walking economy but also allows for enhanced hip extension. This enabled early hominins like Ardipithecus ramidus to develop a balance between improved walking economy and climbing ability.
Mice prenatally exposed to valproic acid showed greater seizure severity and reduced neural migration. Voluntary exercise alleviated VPA-induced effects, suggesting potential therapeutic strategies for prenatal VPA-exposed individuals with neurological disorders.
A machine learning approach analyzed fossil remains in Spain and South Africa, finding that carnivore disturbance likely contributed to the disarray. The findings do not rule out potential hominin burials but instead highlight the role of nonhuman agents.
The study reveals that China and the US are heavily reliant on imports for certain nonfuel minerals, with each country importing more than half of their consumption for 11 minerals. This raises concerns about potential international competition for existing supplies, as these minerals are crucial for emerging technologies.
Researchers found that pairing immunosuppressive drugs with a stimulus significantly reduced T cell proliferation in renal transplant patients. This 'learned' behavior may enhance immunopharmacological treatment strategies.
Researchers analyzed 221 skeletal specimens to examine the correlation between inner ear morphology and genetic markers reflecting human dispersal from Africa. The study found that labyrinth morphology corresponds with dispersal patterns, offering a new avenue for individual-based genotype and phenotype comparisons.
Researchers have engineered brewer's yeast to produce noscapine, a potential cancer drug with fewer side effects than conventional chemotherapy. The engineered yeast strain produced 2.2 mg/L noscapine after optimization, paving the way for large-scale commercial production.
Researchers studied ocean acidification's effect on an estuarine seagrass habitat in Puget Sound, finding that CO2 levels reduce the habitat's ability to withstand natural fluctuations. However, high CO2 levels projected by 2100 are locally mitigated by the seagrass habitat.
Researchers estimate early Earth's climate as temperate, with temperatures ranging from 0-50 °C. Ocean pH increased steadily from acidic to mildly basic over the past 4 billion years.
Researchers examined over 200 fluted-point specimens from North America, revealing similarities among Clovis, Ice-Free Corridor, and Northern variants. The findings suggest that fluting technology originated in the ice-free corridor and was influenced by regional ecological settings.
A study links North Atlantic iceberg discharge to increased South American monsoon precipitation, leading to higher global atmospheric methane levels. The research provides new insights into the tropical hydrologic cycle and its implications for climate change.
A study analyzing TV ad data from same-sex marriage referendums found increased stress among LGBTQ individuals with increased exposure, but also reported happiness in response to positive ads. The findings suggest that voter referendums can have both negative and positive effects on marginalized groups.
Research on marmoset monkeys found that both internal states, such as arousal levels, and external factors, like timing of another monkey's vocalizations, impact vocalization changes. The study suggests a complex relationship between vocal production in nonhuman primates, with potential implications for understanding human communication.
A study of aquatic mammal body size evolution found that environments constrain body size more than terrestrial habitats do. The analysis suggested that thermoregulation and metabolism force aquatic mammals to grow larger than their terrestrial counterparts.
Researchers analyzed sedimentary rocks and found light lithium isotopes in South China's seawater, potentially linking terrestrial and marine ecological crises. The findings suggest a connection between the Siberian Traps' eruptions and the Permian-Triassic mass extinction event.
Researchers report lower surface water bodies in western US, while eastern half experiences greater variability and increased areas in the Southeast US and Great Plains.
Gene expression studies reveal genes involved in stress response signaling in streptophyte algae, the ancient ancestors of land plants. These findings provide insight into the evolution of land plant stress response mechanisms.
Researchers analyzed 732 Formula One races to find that drivers of similar status, age, or competing in safe conditions are more likely to experience collisions. The study suggests that targeting these factors could aid in preventing conflicts among drivers.
Antibiotic use surged globally between 2000 and 2015, with defined daily doses increasing by 65% and the consumption rate rising by 39%. The trend was most pronounced in low- and middle-income countries, where antibiotic use rose by 114% and the consumption rate increased by 77%.
A study by Ron Milo and colleagues reveals that plant-based diets offer a significant reduction in food loss and an increase in food production. Replacing animal-based products with plant-based alternatives could produce up to 20-fold more protein per acre, enough to feed approximately 350 million additional people.
Researchers developed a framework to assess forest management strategies in Oregon, finding that these approaches increased net ecosystem carbon balance by 72% from 2011-2015. By 2100, the strategies resulted in a 56% increase in NECB, with benefits for water availability and biodiversity.
Researchers estimate the risk of infectious disease transmission on airplanes, finding that movement patterns can facilitate disease spread. Passengers seated within one row and two seats lateral to an infected individual have a high probability of infection, while others are at low risk.
A study finds that intensive agriculture facilitates sociopolitical hierarchy in cultural evolution. The results suggest a reciprocal relationship between the two traits, with each facilitating development of the other to a comparable extent.
Archaeological evidence from P?narba?? and Boncuklu in Turkey suggests indigenous people adopted agriculture on a small scale, possibly for non-economic reasons. The findings indicate the spread of agriculture was not uniform throughout central Anatolia.
Researchers analyzed ancient animal remains from Ceibal, Guatemala, revealing widespread Maya animal management earlier than thought. The findings suggest that captive animals played a significant role in the development of state society among the Maya.
Human habitat alteration leads to global phylogenetic homogenization, replacing diverse species with similar clades. Average loss of 13.5% in phylogenetic diversity reported across five continents.
Researchers developed a monoclonal antibody targeting BamA in Gram-negative bacteria, inhibiting its function and compromising outer membrane integrity. The treatment shows promise for developing therapeutics against these bacteria.
Researchers have discovered biochemical mechanisms that help female beetles produce the aggregation pheromone trans-verbenol in response to juvenile hormone III. This finding may improve forecasting of bark beetle outbreaks by understanding how these insects communicate and colonize pine trees.
The Great Recession of 2008 was associated with significant increases in blood pressure and fasting blood glucose levels, especially among vulnerable populations. Stress and medication use changes during the recession likely contributed to these health effects.
Researchers evaluate bioenergy with carbon capture and storage (BECCS) in the US, finding that approximately 30% of biomass is suitable for near-term deployment. The study suggests BECCS could provide up to 100-110 megatonnes of negative emissions per year by 2020 and 360-630 megatonnes by 2040.
A study on Neolithic migration in the Iberian Peninsula reveals a distinct population with persistent genetic characteristics. The population's diet remained constant across space and time, dominated by terrestrial food sources.
Genomic analyses of fossil remains from 5th and 6th century AD sites in southern Germany uncover evidence of female-biased immigration in Early Medieval Bavaria. Women with artificial cranial deformation (ACD) show predominantly Southeast European ancestry, while one individual exhibits East Asian genetic markers.