Are silver nanoparticles a silver bullet against microbes?
Antimicrobials are used to kill or slow the growth of bacteria, viruses and other microorganisms. They can be in the form of antibiotics, used to treat bodily infections, or as an additive or coating on commercial products used to keep germs at bay......»»
Unlocking the secrets of oobleck—strange stuff that’s both liquid and solid
Scientists tested hypothesis with dense suspensions of piezoelectric nanoparticles. Enlarge / "Oobleck" is a classic kitchen science example of a shear-thickening non-Newtonian fluid. (credit: Screenshot/PBS) Oobleck has.....»»
Sulfur-cycling microbes could lead to new possibilities in river-wetland-ocean remediation
Nutrient cycles such as the carbon, nitrogen, phosphorous and sulfur cycles are critical processes that free up elements essential to life by recycling them through our water, air, and soil. Sulfur, specifically, is an integral element in producing a.....»»
The Beyhive gets in formation for Beyoncé"s "Renaissance" film: The best reactions from opening weekend
Fans react to 'Renaissance: A Film by Beyoncé' after opening weekend. Beyoncé knows how to put on a silver-studded show — IRL or in the theater.This weekend, Renaissance: A Film by Beyoncé hit number one in its opening week.....»»
Tesla offers behind-the-scenes look at Cybertruck bullet test
Tesla has shared a behind-the-scenes look at the bullet test that it carried out on the Cybertruck, which was delivered to the first buyers on Thursday......»»
New model allows for learning and prediction of microbial interactions
A tiny but prolific world of microbes encompasses everything around us, both inside and out. Microbiomes, which are comprised of diverse communities of microbes, play a pivotal role in shaping human health, yet the intricacies of how different microb.....»»
Nanodiamonds can block tumor metastasis in mice, study shows
Nanodiamonds are 2–8 nm carbon nanoparticles, which can be easily functionalized with various chemical groups like carboxylic groups or drugs. Previous research has shown that actively dividing cells are more likely to absorb nanodiamonds and that.....»»
Minimalist or maximalist? The life of a microbe a mile underground
If you added up all the microbes living deep below Earth's surface, the amount of biomass would outweigh all life within our oceans......»»
Study shows the ability of some molecules to modify the surface of nanoparticles
Nanoparticles have unique properties that make them exceptional tools with a variety of applications, from medicine to electronics. One of the lesser-known facts about them is that their surface plays a crucial role in their behavior and functionalit.....»»
CRONT: Empowering optical tweezers with "biometric eyes"
Optothermal nanotweezers, an innovative optical manipulation technique over the past decade, have revolutionized classical optical manipulation by efficiently capturing a broader spectrum of nanoparticles. While this technique has been primarily used.....»»
Researchers predict climate change-driven reduction in beneficial plant microbes
Bacteria that benefit plants are thought to be a critical contributor to crops and other ecosystems, but climate change may reduce their numbers, according to a new study by an international team of researchers. They have published their findings in.....»»
Black Friday 16-inch MacBook Pro deal drives price of M3 Max, 48GB RAM spec down to $3,749
This silver 16-inch MacBook Pro features Apple's ultra-capable M3 Max chip, a 40-core GPU, 48GB of memory, and a 1TB SSD — and it comes with a $250 exclusive discount on the system and $80 off three years of optional AppleCare.Save $250 with this e.....»»
Gold nanoparticles and light could melt venous malformations away
Venous malformations—tissues made up largely of abnormally shaped veins—are often difficult to treat, especially when located in sensitive areas like the eyes, face, and genitourinary organs. In the worst cases, the lesions are disfiguring and ca.....»»
Enhancing the antimicrobial activity of silver nanoparticles against pathogens by using tea extracts
Researchers at the Institute of Physical Chemistry of the Polish Academy of Sciences (IPC PAS) have demonstrated that green tea–silver nanoparticles as a powerful tool against pathogens such as bacteria and yeast. Their work is published in Nanosca.....»»
New report outlines microbial solutions to mediate methane emissions
The American Academy of Microbiology has released a new report, The Role of Microbes in Mediating Methane Emissions. The report highlights recommendations to further the scientific community's understanding of microbial processes of methane productio.....»»
Microbes could help reduce the need for chemical fertilizers
Production of chemical fertilizers accounts for about 1.5% of the world's greenhouse gas emissions. MIT chemists hope to help reduce that carbon footprint by replacing some chemical fertilizer with a more sustainable source—bacteria......»»
Engineering bacteria to biosynthesize intricate protein complexes
Protein cages found within microbes help its contents weather the harsh intracellular environment—an observation that has many bioengineering applications. Tokyo Tech researchers have recently developed an innovative bioengineering approach that us.....»»
A not so silver lining: Microplastics found in clouds could affect the weather
From the depths of the seas to snow on mountains and even the air above cities, microplastics are turning up increasingly often. Now, in Environmental Science & Technology Letters, researchers have analyzed microplastics in clouds above mountains. Th.....»»
Lipid nanoparticles that deliver mRNA to T cells hold promise against autoimmune diseases
Autoimmune disorders are among the most prevalent chronic diseases across the globe. Emerging treatments for autoimmune disorders focus on "adoptive cell therapies," or those using cells from a patient's own body to achieve immunosuppression. These t.....»»
Climate predictions require increasingly accurate information on atmospheric particles
While knowledge of the mechanisms and dynamics of the growth of atmospheric nanoparticles has increased enormously in the 21st century, extensive models predicting climate change do not yet consider with enough accuracy the effect of nanoparticles on.....»»
Adding oxygen to a lake to explore methane emissions
Lakes around the world emit methane to the atmosphere, accounting for up to 19% of total global emissions of this potent greenhouse gas. Most of the methane in lakes comes from microbes in the lake bed that consume dissolved organic matter for susten.....»»