Analytical Chemistry
Efficient way to hydrogenate nitrogen-containing aromatic compounds developed
Successful reduction of the chemical manufacturing industry's environmental impact relies on finding a greener way to make the chemical building blocks for common and massively consumed compounds.
1 hour ago
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Planetary Sciences
Curiosity rover provides new insights into how Mars became uninhabitable
NASA's Curiosity rover, currently exploring Gale crater on Mars, is providing new details about how the ancient Martian climate went from potentially suitable for life—with evidence for widespread liquid water on the surface—to ...
6 hours ago
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140
Chemists use light to replace an oxygen atom with a nitrogen atom in a molecule
A team of chemists at the Korea Advanced Institute of Science and Technology has succeeded in pulling an oxygen atom from a molecule and replacing it with a nitrogen atom. In their study, published in the journal Science, ...
New study eases concerns over possible 'doomsday' asteroid swarm
Astronomers have good news about potentially hazardous asteroids lurking near our planet: There aren't as many as we thought.
Astronomy
6 hours ago
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95
Arctic ozone reaches record high in positive step for climate
Earth's ozone layer holes over polar regions, where the stratospheric ozone level is significantly depleted, have been a prevalent feature of climate change news in recent decades. Anthropogenic-sourced chlorofluorocarbons ...
Ending jet lag: Scientists discover secret to regulating our body clock
Scientists have discovered a revolutionary way to put an end to jet lag by uncovering the secret at the tail end of Casein Kinase 1 delta (CK1δ), a protein that regulates our body clock. This breakthrough, achieved by researchers ...
Molecular & Computational biology
15 hours ago
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99
Air pollution inside Philadelphia's subway is much worse than on the streets, study finds
The air quality in the City Hall subway station in downtown Philadelphia is much worse than on the sidewalks directly above the station. That is a key finding of our new study published in the Journal of Exposure Science ...
Environment
7 hours ago
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39
Macaques give birth more easily than women: Study finds no maternal mortality at birth
An international research team led by the University of Vienna and the Medical University of Vienna has used long-term demographic data from Japanese macaques—a monkey species within the family of Old World monkeys—to ...
Plants & Animals
7 hours ago
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12
US industrial policy may strengthen EV battery supply chain
Vehicle electrification is an important pathway to reducing global greenhouse gas emissions. The supply chain for electric vehicle battery materials relies heavily on China, a dependency that can leave the US vulnerable to ...
Business
6 hours ago
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23
The way sensory prediction changes under anesthesia could reveal how conscious cognition works
Our brains constantly work to make predictions about what's going on around us, for instance to ensure that we can attend to and consider the unexpected. A new study examines how this works during consciousness and also breaks ...
Neuroscience
5 hours ago
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The Future is Interdisciplinary
Find out how ACS can accelerate your research to keep up with the discoveries that are pushing us into science’s next frontier
Medical Xpress
Study finds common breast cancer treatments may speed aging process
Long COVID patients with abnormal lung CT scans could prove key to preventing pulmonary fibrosis
Scientists discover that special immune cells stop metastatic cancer
Childhood sleep disturbance linked to suicidal thoughts and behaviors two years later
Study explores novel therapeutic treatment for glioblastoma
Screen time tied to depression, anxiety in 9- and 10-year-olds
New immunotherapy shows complete responses in mantle cell lymphoma
Menstrual cycle luteal phase lengths are not 'fixed' at 13 to 14 days
Tech Xplore
Enhanced electrocapillarity technique advances battery interface analysis
AI challenge seeks questions to test human-level intelligence
Kazakhs approve plan for first nuclear power plant
New ultrathin optical device can precisely capture and stimulate the mammalian brain
Plastic-eating enzyme identified in wastewater microbes
Meta's Movie Gen lets users animate photos into videos
Newly developed material can suppress thermal runaway in batteries
Q&A: Generative AI embraced faster than internet, PCs
Environmental protections account for around 10% of fish stocks on coral reefs, global study finds
New research from the University of Sydney shows that international conservation efforts account for approximately 10% of fish stocks on coral reefs.
Plants & Animals
7 hours ago
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73
Astronomers investigate the nature of a fast-spinning intermediate polar
Using various X-ray space observatories, astronomers from Columbia University in New York and elsewhere have investigated CTCV J2056–3014—an intermediate polar containing one of the fastest-spinning white dwarfs. Results ...
Harnessing natural killer T cells to advance cancer immunotherapy for solid tumors
In the fight against cancer, chimeric antigen receptor T cell (CAR-T) therapy has achieved notable success in treating blood cancers. However, it has been largely ineffective against solid tumors.
Oncology & Cancer
7 hours ago
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66
U.S. duo wins Nobel Prize in medicine for discovery of microRNA and gene regulation breakthrough
US scientists Victor Ambros and Gary Ruvkun won the Nobel Prize in Medicine on Monday for their discovery of microRNA and its role in how genes are regulated, solving a decades-old mystery, the Nobel Assembly at Sweden's ...
Medical research
15 hours ago
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74
Researchers uncover new plant perception mechanism for light and heat
Researchers at the University of Bayreuth and Heinrich Heine University Düsseldorf have described a previously unknown mechanism in the perception of light and heat in plants. The results contribute to a better understanding ...
Plants & Animals
8 hours ago
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25
Imaging in neurosurgery patients reveals the brain's waste-clearance pathways for the first time
Scientists have long theorized about a network of pathways in the brain that are believed to clear metabolic proteins that would otherwise build up and potentially lead to Alzheimer's and other forms of dementia. But they ...
Neuroscience
7 hours ago
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40
AI model shows potential for identifying sex-specific risks associated with brain tumors
For years, cancer researchers have noticed that more men than women get a lethal form of brain cancer called glioblastoma. They've also found that these tumors are often more aggressive in men. But pinpointing the characteristics ...
Oncology & Cancer
8 hours ago
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22
What is microRNA? Nobel-winning discovery explained
The Nobel Prize in Medicine was awarded on Monday to two US scientists for discovering microRNA, a previously unknown type of genetic switch which is hoped can pave the way for new medical breakthroughs.
Molecular & Computational biology
9 hours ago
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94
Hera spacecraft launched to examine asteroid collision site
A spacecraft blasted off Monday to investigate the scene of a cosmic crash. The European Space Agency's Hera spacecraft rocketed away on a two-year journey to the small, harmless asteroid rammed by NASA two years ago in a ...
Space Exploration
9 hours ago
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57
Ultra-powered MRI scans show damage to brain's 'control center' is behind long-lasting COVID-19 symptoms
Damage to the brainstem—the brain's 'control center'—is behind long-lasting physical and psychiatric effects of severe COVID-19 infection, a study suggests.
Neuroscience
3 hours ago
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38
Nobel Prize in medicine awarded for discovery of microRNAs, the molecules that control our genes
Two scientists, Victor Ambros (UMASS Chan Medical School in the US) and Gary Ruvkun (Harvard Medical School in the US), have won the 2024 Nobel prize in medicine or physiology.
Singapore families show high resilience during pandemic
A recent study by the National University of Singapore Yong Loo Lin School of Medicine (NUS Medicine) analyzing the resilience of Singaporean families during the COVID-19 pandemic has uncovered significant findings that highlight ...
Orca tally 'frustrating' for those trying to save the J, K and L pods
There are only 73 southern resident orcas left in Puget Sound, according to the most recent count released by the Center for Whale Research. It is one of the lowest tallies since the center counted 71 orcas when it began ...
Cutting emissions the smart way: How an intensity-based approach drives real change
Investors' consideration of a firm's environmental performance, along with concerns about future impacts on profit, have led many firms to start trying to reduce their carbon footprint. But such environmental pressure—if ...
Digging into neutrino research: LBNF-DUNE project moves forward with excavation of 800,000 tons of rock
As a kid, you may have tried to dig a hole in your backyard to reach China. Obviously, that didn't happen. But digging out a lot of ground can be quite productive. Instead of reaching another country, the scientists, engineers, ...
UN biodiversity summit in Colombia aims to turn words into action
Two years after a landmark UN-brokered deal to protect nature from a massive wave of destruction, delegates will gather at a new COP in Colombia in late October to assess their progress.
Researchers say life expectancy nearing its limit
Humanity is hitting the upper limit of life expectancy, according to a new study. Advances in medical technology and genetic research—not to mention larger numbers of people making it to age 100—are not not translating ...
Physicists and psychologists track social phases in human movement
Observations of preschool children in classrooms and playgrounds have uncovered new social phases in human movement. Employing ultra-wideband radio frequency identification (UWB-RFID) technology allows for the precise tracking ...
For UN Agenda: Data gaps detected in 193 countries
To make informed decisions, governments and international organizations need data. The United Nations has been analyzing the global availability of such data together with ETH Zurich. This has brought to light some surprising ...
Lusatia's transformation from coal is falling short on environmental sustainability, German study finds
A total of 10.3 billion euros of federal funding and several hundred million euros of state funding have been allocated to support the structural transformation of the Lusatian coal district in Brandenburg, Germany. But are ...
Report on global water resources: Conditions in 2023 were either too dry or too wet
Not only was 2023 characterized by unprecedentedly high temperatures but also by excessive droughts in many parts of the world as well as floods in other areas. The World Meteorological Organization (WMO) has now presented ...
Perseverance team revives SHERLOC instrument to help with Jezero crater discovery
In January 2024, the SHERLOC instrument aboard NASA's Mars 2020 Perseverance rover encountered a significant issue. A fault in the instrument's motor caused the dust cover and autofocus mechanism to become inoperative, putting ...
Hotel Iguana: Iguana nests are an important link within Caribbean ecosystems
A recent pilot study shows that nests of the Lesser Antillean iguana on Sint Eustatius are used by several other plant and animal species. They use the nests at least for cooling, hunting, and reproduction. This underscores ...
Colleges could benefit from taking a data-driven look at hostility toward Jews on campus
In the year that has passed since the Oct. 7 attack by Hamas on Israel, college campuses have been embroiled in debates about the resulting conflict. A major focus of these debates has been the surge in reports of antisemitic ...
A flow cytometry guide for accurate estimation of plant genome size
A recent study released by researchers at North Carolina State University offers new insights and guidelines for the accurate estimation of plant genome size using flow cytometry.
The extraordinary life of Alfred Nobel
The Nobel prizes may be one of the most famous and prestigious awards in the world—but who was the man behind them? As I explain in my lectures about Alfred Nobel, the inventor and entrepreneur has left a lasting legacy ...
Meet the microbes that transform toxic carbon monoxide into valuable biofuel
Microbes are hungry, all the time. They live everywhere, in enormous numbers. We might not see them with the naked eye, but they are in soils, lakes, oceans, hydrothermal vents, our homes, and even in and on our own bodies. ...
The GALAH fourth data release provides vital data on one million stars in the Milky Way
For the past 10 years, Australia's ARC Center of Excellence in All Sky Astrophysics in 3 Dimensions (ASTRO 3D) has been investigating star formation, chemical enrichment, migration, and mergers in the Milky Way with the Anglo-Australian ...
AI and quantum mechanics team up to accelerate drug discovery
Drug discovery is much like working a jigsaw puzzle. The chemical compounds behind drug molecules must be shaped to fit with the proteins in our bodies to produce therapeutic effects. That requirement for a meticulous fit ...
Field study finds using biodiversity instead of pesticides can reduce crop damage from herbivores
Pesticides aren't always necessary. Researchers at the University of Zurich have conducted a comprehensive field study showing that damage from herbivores can be reduced by using biodiversity within a plant species. Different ...
