Study of dune dynamics will help scientists understand the topography of Mars
Barchans are crescent-shaped sand dunes whose two horns face in the direction of the fluid flow. They appear in different environments, such as inside water pipes or on river beds, where they take the form of ten-centimeter ripples, and deserts, wher.....»»
Low snow on the Himalayas threatens water security: Study
Millions of people dependent on Himalayan snowmelt for water face a "very serious" risk of shortages this year after one of the lowest rates of snowfall, scientists warned Monday......»»
An earthquake changed the course of the Ganges: Could it happen again?
A major earthquake 2,500 years ago caused one of the largest rivers on Earth to abruptly change course, according to a new study. The previously undocumented quake rerouted the main channel of the Ganges River in what is now densely populated Banglad.....»»
Earthquake of magnitude 6.3 strikes off southern Peru
A 6.3 magnitude earthquake struck off the coast of southern Peru on Sunday but there was no immediate threat of tsunami, government scientists said......»»
Polar bears could vanish from Canada"s Hudson Bay if temperatures rise 2C
An international team of scientists said Thursday that polar bears faced local extinction in Canada's Hudson Bay by mid-century if global warming exceeds limits set under the Paris climate accords......»»
Will price, charging headaches send EV owners back to the ICE age?
The findings from a new McKinsey & Co. study suggest a big complication lays ahead on the path toward an electrified future. Nearly half of EV owners are likely to return to internal combustion engine vehicles......»»
Suicide threats are a weapon of family violence. How can police balance mental health needs with protecting victims?
It's relatively common for perpetrators of family violence to threaten suicide to control a victim-survivor's actions. A study by the Australian Institute of Criminology suggests 39% of women who experience coercive control are subject to perpetrator.....»»
Saturday Citations: Bacterial warfare, a self-programming language model, passive cooling in the big city
There's a lot of science news in seven days, so just because a new study isn't cited here on Saturday morning doesn't mean it didn't happen. A lot more has happened. But also, check out these four stories:.....»»
Nitrous oxide emissions surge in climate threat: Study
Global emissions of nitrous oxide—a potent greenhouse gas—are outpacing expectations and putting climate change goals in peril, a major study published on Wednesday found......»»
Why some plant diseases thrive in urban environments
Rachel Penczykowski, an assistant professor of biology in Arts & Sciences at Washington University in St. Louis, and five WashU graduate and undergraduate students tracked infestations of powdery mildew on common broadleaf weeds. Their study, publish.....»»
Study examines educational and career disparities among minoritized students
New research from the University at Buffalo offers groundbreaking insights into the strategies that help students from underrepresented groups succeed academically and in their careers......»»
Study indicates Pennsylvania private forest landowners value fire as tool to manage woodlands
Fire can help shape ecosystems, and after a century of suppressing naturally occurring fire that has thrown forests out balance, some states—including Pennsylvania—are using controlled burns to help manage forests on public lands. Now, a new four.....»»
Study reveals how invasive submerged macrophytes affect sediment nitrogen cycle under complex environments
Removal of excess nitrogen is a critical step in the ecological restoration of eutrophic lakes. Microbially mediated dissimilatory nitrate reduction processes in lakes represent an important mechanism for nitrogen removal. However, lake ecosystems ar.....»»
Study shows impact of Russian social media campaigns less pronounced than often assumed
Most people do not believe the disinformation spread by Russia about the war in Ukraine, even if they regularly use social media. Instead, the decisive factor in the efficacy of this propaganda is whether a person is fundamentally receptive to conspi.....»»
New study provides first nationwide window on juvenile "lifer" population
More than 2,900 minors have been given juvenile life-without-parole sentences since the first was meted out in the late 1940s. Now, a new study published in the Journal of Criminal Justice provides the most comprehensive picture to date of this uniqu.....»»
Genomic insights into the tea gray geometrid"s survival strategy
A study has shed light on the genetic makeup of the tea gray geometrid, Ectropis grisescens. Through the re-sequencing of 43 genomes, scientists have mapped out the pest's population structure and its remarkable adaptation to tea crops, offering new.....»»
Upper surface of coastal waters can accumulate bacteria and antibiotics, study finds
Antibiotics in the uppermost water surface, known as the sea surface microlayer, can significantly affect the number of bacteria present and contribute to the adaptation of marine bacteria against widely used antibiotics. In new research presented at.....»»
Study explores how key gene modulates terpene aroma in grapes
A study explores the ethylene-responsive gene VviERF003's influence on glycosylated monoterpenoid synthesis in grapes, which are pivotal for the fruity and floral notes in wines. Understanding this genetic regulation provides insights into how wine a.....»»
Scientists warn of coral reef decline due to ocean acidification
The French Polynesian island Moorea is the most beautiful isle in the world, some say. Its lagoons are surrounded by reefs dominated by Porites corals......»»
Antarctic cold spells shatter records amid global heat waves in late winter 2023
While 2023 is noted for breaking global temperature records (State of the Global Climate 2023), the year also brought an unexpected twist with extreme cold events in Antarctica. A new study published in Advances in Atmospheric Sciences reveals the su.....»»
Resistant breeding lines for leafminer, corky root and downy mildew in lettuce
A study, published in the journal HortScienceand released by the USDA-Agricultural Research Service, announced the development of new breeding lines of green leaf, red leaf, and romaine lettuce with remarkable resistance to leafminer, corky root, and.....»»