Light momentum turns pure silicon from an indirect to a direct bandgap semiconductor
UC Irvine-led research reveals that the optical properties of materials can be dramatically enhanced—not by changing the materials themselves, but by giving the light new properties.
Nanophysics
6 hours ago
0
100
Study reveals large ocean heat storage efficiency during the last deglaciation
As one of the largest heat reservoirs in the climate system, the global ocean absorbs more than 90% of the excess energy from ongoing anthropogenic warming. In the last century, the greatest warming in the ocean has occurred ...
Earth Sciences
6 hours ago
0
37
Citizen science collaboration yields precise data on exoplanet WASP-77 A b
A planet swings in front of its star, dimming the starlight we see. Events like these, called transits, provide us with bounties of information about exoplanets—planets around stars other than the sun. But predicting when ...
Planetary Sciences
6 hours ago
0
50
Observers detect intraday variability of blazar 1ES 1426+42.8
Astronomers report the detection of optical intraday variability of a blazar known as 1ES 1426+42.8. The new findings, presented in a paper published in the September issue of Monthly Notices of the Royal Astronomical Society, ...
A possible explanation for the 'missing plastic problem': New detection technique finds microplastics in coral skeletons
Researchers from Japan and Thailand investigating microplastics in coral have found that all three parts of the coral anatomy—surface mucus, tissue, and skeleton—contain microplastics. The findings were made possible ...
Environment
6 hours ago
0
80
Fever drives enhanced activity and mitochondrial damage in a subset of T cells, study finds
Fever temperatures rev up immune cell metabolism, proliferation and activity, but they also—in a particular subset of T cells—cause mitochondrial stress, DNA damage and cell death, Vanderbilt University Medical Center ...
Immunology
6 hours ago
0
2
Researchers determine a two-dose schedule could make HIV vaccines more effective
One major reason why it has been difficult to develop an effective HIV vaccine is that the virus mutates very rapidly, allowing it to evade the antibody response generated by vaccines.
HIV & AIDS
6 hours ago
0
7
New approach to defibrillation may improve cardiac arrest outcomes
Joshua Lupton, M.D., has no memory of his own cardiac arrest in 2016. He only knows that first responders resuscitated his heart with a shock from a defibrillator, ultimately leading to his complete recovery and putting him ...
Cardiology
6 hours ago
0
48
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
Unnecessary isolation for mpox may be reduced by adopting testing-based protocols
Wastewater monitoring can detect foodborne illness, researchers find
Identifying sex-based differences in immune responses against tumors
Researchers discover immune response to dengue can predict risk of severe reinfections
Self-compassion is related to better mental health among Syrian refugees
Study shows bariatric surgery outperforms GLP-1 diabetes drugs for kidney protection
Antidepressant shows promise for treating brain tumors
Wearable biomonitoring: A sensor for continuous and stable monitoring of respiration
From lab to patent: Undergrad creates smart syringe for bioprinting
Higher incarceration rates linked to increased cancer mortality rates
UK study examines stigmas against LGBTQ and people with mental health problems
Tech Xplore
Team proposes AI-powered approach to establishing a 'carbon-neutral energy city'
AI is learning to read your emotions, and here's why that can be a good thing
US nuclear plant Three Mile Island to reopen, sell power to Microsoft
Study shows AI could lead to inconsistent outcomes in home surveillance
Organic thermoelectric device can harvest energy at room temperature
AI development cannot be left to market whim, UN experts warn
Genome sequence analysis identifies new driver of antimicrobial resistance
Antibiotics are a lifesaving tool. Yet, due to their chronic overuse, microbes are evolving and developing immunity against them. As a result, once-effective medications can no longer stave off infections, complicating treatment ...
Cell & Microbiology
7 hours ago
0
12
Recharging mitochondria—nanoflowers offer a new way to simulate energy production to improve aging ailments
When we need to recharge, we might take a vacation or relax at the spa. But what if we could recharge at the cellular level, fighting against aging and disease with the microscopic building blocks that make up the human body?
Bio & Medicine
7 hours ago
0
13
Analysis of heterostructures for spintronics shows how two desired quantum-physical effects reinforce each other
Spintronics uses the spins of electrons to perform logic operations or store information. Ideally, spintronic devices could operate faster and more energy-efficiently than conventional semiconductor devices. However, it is ...
Nanophysics
7 hours ago
0
49
Evolved in the lab, found in nature: Uncovering hidden pH sensing abilities in microbial cultures
In a study led by Sarah Worthan, Ph.D., a postdoctoral researcher in the Behringer Lab at Vanderbilt University, scientists have successfully evolved microbial cultures that possess the ability to sense pH changes, enabling ...
Evolution
7 hours ago
0
27
Harnessing exosomes and hydrogels for advanced diabetic wound healing
Diabetes, a widespread condition affecting approximately 13% of American adults, is often accompanied by complications such as impaired wound healing. If left unchecked, this can lead to severe outcomes, including the need ...
Bio & Medicine
7 hours ago
0
42
Double-edged STING: A new pathway involved in aging
A protein called STING, previously shown to control a pathway that contributes to antiviral signaling, also plays an important role in cellular stress clearance and cell survival, according to a new paper published in Molecular ...
Cell & Microbiology
7 hours ago
0
5
Ultrathin organic-inorganic device shows promise for wireless monitoring of biomarkers
In recent years, electronics engineers have developed a wide range of wearable and implantable devices that can detect and record biological signals. These devices can help to keep track of various physiological processes, ...
Deforestation in the Amazon is driven more by domestic demand than by the export market, finds study
Brazilian Legal Amazonia (BLA)—which comprises the entirety of the Amazon Basin located in Brazil and vast adjacent swathes of the Cerrado, spanning nine states—is more than 5 million square kilometers (km2) in area and ...
Environment
8 hours ago
0
42
Algorithm used on Mars rover helps scientists on Earth see data in a new way
A new algorithm tested on NASA's Perseverance Rover on Mars may lead to better forecasting of hurricanes, wildfires, and other extreme weather events that impact millions globally.
Planetary Sciences
8 hours ago
0
21
Unlocking the potential of patient-derived organoids for personalized sarcoma treatment
Investigators at the UCLA Health Jonsson Comprehensive Cancer Center have developed the largest collection of sarcoma patient-derived organoids to date that can help improve the understanding of the disease and better identify ...
Oncology & Cancer
7 hours ago
0
8
Norway limits wild salmon fishing as stocks hit new lows
Norwegian authorities on Friday rolled out fresh restrictions on wild salmon fishing for 2025 after stocks hit record lows in recent years, with scientists blaming fish farms.
AI for drug discovery: DrugSynthMC to make finding new medication more efficient
Scientists have devised a free AI algorithm that they believe will make finding new medicines far more efficient.
Exoplanets could be hiding their atmospheres
Most of the exoplanets we've discovered orbit red dwarf stars. This isn't because red dwarfs are somehow special, simply that they are common. About 75% of the stars in the Milky Way are red dwarfs, so you would expect red ...
Small 'no-take zone' can help protect critically endangered hammerhead shark in Columbia
Researchers are advocating for a "no-take zone" off the coast of Colombia after one of the world's smallest and most threatened hammerhead species was found to do very little traveling outside of a Marine Protected Area in ...
Material scientists develop porous Si₃N₄ ceramics with uniform, fine structures
Radomes and wave-transmitting antenna windows are critical structural components in aircraft, protecting radar antennas from external interference while ensuring reliable communication. Currently, the most widely used wave-transmitting ...
The work-from-home blues have a secret source: Nostalgia
For at least two years, CEOs have been trying to bring employees back to the office, citing remote work's supposed negative effects on productivity, morale, and creative collaboration. Managers, we're told, are having a hard ...
Scientists synthesize a prebiotic carrier assists regorafenib in treating colorectal cancer
In a study published in Advanced Functional Materials, a research team from the Shanghai Institute of Materia Medica (SIMM) of the Chinese Academy of Sciences developed an oral molecular targeted drug delivery system based ...
Researchers uncover cause of a rapidly changing remote water system
Nestled in the Uinta Mountains of northern Utah, a series of pristine lakes are facing a new threat—humans. Geography professor and chair Katrina Moser led a team of researchers in the region this summer to better understand ...
Preparing the LHC and its injector complex for the 2024 lead-ion run
In the early morning of 13 September, the LHC reached a significant milestone, surpassing 100 fb-1 of integrated luminosity delivered to ATLAS and CMS in a single year—a record—and the figure is still rising. Then, LHCb's ...
Image: Burning Man festival observed from space
The Copernicus Sentinel-2 mission has snapped a souvenir of the Burning Man festival in the Black Rock desert in Nevada.
Team develops gene editing strategy for macroalgae Neopyropia
Neopyropia is an important economic macroalga and is one of the main macroalgae cultivation species in China, Japan, South Korea and other countries. As a critical juncture in the evolution of photosynthetic organisms, red ...
Research highlights the unseen challenges, adaptations of adult daughters during COVID upheaval for families
A Baylor University study has shed light on the often-overlooked experiences of women doing "daughtering" in families, particularly during the COVID-19 pandemic, which created immense challenges in their relationships with ...
Q&A: Public opinion research in changing times
Between the July assassination attempt on Donald Trump, President Biden dropping out of the race and Kamala Harris becoming the Democratic nominee, this past summer was unlike any other period in the 2024 presidential race. ...
Scientists study how to increase water, nutrient-use efficiency in greenhouses, nurseries
Tom Fernandez, an MSU professor in the Department of Horticulture, has spent much of his 25-year career at MSU studying how to effectively manage water in greenhouses and nurseries to increase water-use efficiency and reduce ...
Hubble lights the way with new multiwavelength view of galaxy NGC 1559
The magnificent galaxy featured in this NASA/ESA Hubble Space Telescope image is NGC 1559. It is a barred spiral galaxy located in the constellation Reticulum, approximately 35 million light-years from Earth. The brilliant ...
Life might thrive on the surface of Earth for an extra billion years
The sun is midway through its life of fusion. It's about 5 billion years old, and though its life is far from over, it will undergo some pronounced changes as it ages. Over the next billion years, the sun will continue to ...
Plants could still grow well under alien skies
Photosynthesis changed Earth in powerful ways. When photosynthetic organisms appeared, it led to the Great Oxygenation Event. That allowed multicellular life to evolve and resulted in the ozone layer. Life could venture onto ...
Female elephants rumble to say 'let's go!' Namibian study shows males do too, a sign of unexpected social bonds
In elephant family groups made up of related females and their young, it is clear that the animals produce vocal sounds to coordinate action. This happens when it's time to leave a waterhole, for example. The matriarch or ...
Afghan women have been robbed of health care, education and now their voices. But they won't remain silent
Last month, the Taliban passed a new "vice and virtue" law, making it illegal for women to speak in public. Under the law, women can also be punished if they are heard singing or reading aloud from within their homes.
Study shows organonitrates in atmospheric particles vary with altitude
While atmospheric particles directly affect climate (e.g., cloud formation), sampling atmospheric particles aloft is practically challenging. Therefore, a full understanding of how particle composition is linked to environmental ...