Last update Poisons or medicines? Cyanobacteria toxins protect tiny lake dwellers from parasites, 1 hour ago
Building at the nanoscale is not like building a house. Scientists often start with two-dimensional molecular layers and combine them to form complex three-dimensional architectures. And instead of nails and screws, these ...
Most of the colors on today's paper and fabric are made using dyes or pigments. But colors can also be produced by modifying a material's surface at the nanoscale, causing the surface to reflect or scatter different frequencies ...
A new and extremely sensitive method of measuring ultrasound could revolutionise everything from medical devices to unmanned vehicles.
University of Alberta chemists have taken a critical step toward creating a new generation of silicon-based lithium ion batteries with 10 times the charge capacity of current cells.
Scientists at Karolinska Institutet, Sweden, in collaboration with researchers at University of Oslo, Norway, have demonstrated the most accurate distance between densely packed antigens in order to get the strongest bond ...
A team of researchers at Rensselaer Polytechnic Institute has developed a new microfluidics-assisted technique for developing high-performance macroscopic graphene fibers. Graphene fiber, a recently discovered member of the ...
Amid the frenzy of worldwide research on atomically thin materials like graphene, there is one area that has eluded any systematic analysis—even though this information could be crucial to a host of potential applications, ...
Doctors would like to use all sorts of nanoparticles in the body, for example to construct detailed images of anatomy and disease, and to deliver cancer-fighting drugs deep within tumor tissue. However, millions of years ...
One way to produce clean water is to heat dirty water until it turns into steam. As the steam rises, it leaves behind the heavier contaminants and can be collected and cooled, providing clean water. There are many ways to ...
There are many times when our cells need to move. Mobile cells guide our body's formation (embryonic development). Immune cells roam to capture unwanted intruders. And healing cells (fibroblasts) migrate to mend wounds. But ...
Researchers at The University of Manchester's National Graphene Institute in the UK have succeeded in making artificial channels just one atom in size for the first time. The new capillaries, which are very much like natural ...
Intentionally "squashing" colloidal quantum dots during chemical synthesis creates dots capable of stable, "blink-free" light emission that is fully comparable with the light produced by dots made with more complex processes. ...
Your knees and your smartphone battery have some surprisingly similar needs, a University of Michigan professor has discovered, and that new insight has led to a "structural battery" prototype that incorporates a cartilage-like ...
For the first time, researchers used benzene, a common hydrocarbon, to create a novel kind of molecular nanotube, which could lead to new nanocarbon-based semiconductor applications.
Washington State University researchers have developed a novel way to deliver drugs and therapies into cells at the nanoscale without causing toxic effects that have stymied other such efforts.
Scientists from the University of Bath (UK) and Northwestern University (USA) have developed a new type of sensor platform using a gold nanoparticle array, which is 100 times more sensitive than current similar sensors.
Researchers from the Singapore University of Technology and Design (SUTD) have invented a new type of anti-counterfeiting technology called holographic colour prints for securing important documents such as identity cards, ...
Scientists have moved quantum optic networks a step closer to reality. The ability to precisely control the interactions of light and matter at the nanoscale could help such a network transmit larger amounts of data more ...
Microneedles are designed to infuse medications transdermally (through the skin) and relatively painlessly during clinical applications. In a recent study, Richa Mishra and her colleagues developed a new technique to convert ...
This holiday season, scientists at the Center for Functional Nanomaterials (CFN)—a U.S. Department of Energy Office of Science User Facility at Brookhaven National Laboratory—have wrapped a box of a different kind. Using ...
Imagine if you could look at a small amount of an unidentified chemical element – less than 100 atoms in size – and know what type of material the element would become in large quantities before you actually saw the larger ...
When people are in the early stages of an undiagnosed disease, immediate tests that lead to treatment are the best first steps. But a blood draw—usually performed by a medical professional armed with an uncomfortably large ...
By studying the behavior of a deck of cards, and stacks of other materials, like steel and aluminum, scientists at Drexel University are proving the existence of a buckling phenomenon that happens inside layered materials ...
The transition from electronic integrated circuits to faster, more energy-efficient and interference-free optical circuits is one of the most important goals in the development of photon technologies. Photonic integrated ...
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Integrating graphene sheets into silicon photonics could form the basis for next-generation data communications. Researchers from the Graphene Flagship initiative have pushed the technology closer to application by demonstrating ...
Nanotechnology may well be one of the most talked about industries of the last few years. Predicted to value US$173.95 billion globally by 2025, this fast-moving sector is already delivering major sustainability, health and ...
Single lens eyes, like those in humans and many other animals, can create sharp images, but the compound eyes of insects and crustaceans have an edge when it comes to peripheral vision, light sensitivity and motion detection. ...
A study from the University of Notre Dame has found that the properties of a material commonly used to create conductive or protective films and encapsulate drug compounds—and the conditions in which this material will ...
A team of researchers from Russia, Great Britain, Japan and Italy has created a graphene-based terahertz detector. The study was published in Nature Communications.
Surfers spend much of their time watching long waves come onto the shoreline as they attempt to catch one right as it begins to curve and break.
The story of the lysosome is a classic smear campaign. Once dismissed as the garbage disposal of the cell—it does break down unneeded cell debris—it is now valued by scientists who realized all that dirty work also controls ...
Researchers from the U.S. Army and top universities discovered a new way to get more energy out of energetic materials containing aluminum, common in battlefield systems, by igniting aluminum micron powders coated with graphene ...
An interdisciplinary team of three Virginia Tech faculty members affiliated with the Macromolecules Innovation Institute has created a drug delivery system that could radically expand cancer treatment options.
Scientists from Russia and China discovered a host of new and unexpected nanoparticles and found a way to control their composition and properties ‒ the findings break fresh ground in the use of nanoparticles. The results ...
The importance of research into the role of the immune system in the development and therapy of oncological diseases was emphasized by the Royal Swedish Academy, which recently named James Allison and Tasuku Honjo recipients ...
Tiny, disordered particles of magnesium chromium oxide may hold the key to new magnesium battery energy storage technology, which could possess increased capacity compared to conventional lithium-ion batteries, find UCL and ...
Skin has a remarkable ability to heal itself. But in some cases, wounds heal very slowly or not at all, putting a person at risk for chronic pain, infection and scarring. Now, researchers have developed a self-powered bandage ...
Graphene, in its regular form, does not offer an alternative to silicon chips for applications in nanoelectronics. It is known for its energy band structure, which leaves no energy gap and no magnetic effects. Graphene antidot ...
A KAIST team developed technology that allows the mass production of two-dimensional (2-D) nanomaterial dispersion by utilizing the characteristic shearing force of hydraulic power.
A team of researchers based at The University of Manchester have found a low cost method for producing graphene printed electronics, which significantly speeds up and reduces the cost of conductive graphene inks.
A team of researchers at the New York University Tandon School of Engineering and NYU Center for Neural Science has solved a longstanding puzzle of how to build ultra-sensitive, ultra-small electrochemical sensors with homogenous ...
Many problems in physical and biological sciences as well as engineering rely on our ability to monitor objects or processes at nano-scale, and fluorescence microscopy has been used for decades as one of our most useful information ...
Optical properties of materials are based on their chemistry and the inherent subwavelength architecture, although the latter remains to be characterized in depth. Photonic crystals and metamaterials have proven this by providing ...
Cancer first develops as a single cell going rogue, with mutations that trigger aggressive growth at all costs to the health of the organism. But if cancer cells were accumulating harmful mutations faster than they could ...
Researchers at the George Washington University have taken a major step toward reaching one of the most sought-after goals in physics: room temperature superconductivity.
The European gypsy moth (EGM) is perhaps the country's most famous invasive insect—a nonnative species accidentally introduced to North America in the 1860s when a few escaped from a breeding experiment in suburban Boston. ...
More than 100 years ago, Albert Einstein and Wander Johannes de Haas discovered that when they used a magnetic field to flip the magnetic state of an iron bar dangling from a thread, the bar began to rotate.
Most of the native habitat in California's San Joaquin Desert has been converted to row crops and orchards, leaving 35 threatened or endangered species confined to isolated patches of habitat. A significant portion of that ...
Hundreds of meters deep in the dark of the ocean, a shark glides toward what seems like a meal. It's kind of ugly, eel-like and not particularly meaty, but still probably food. So the shark strikes.
The cyanobacteria blooms that plague western Lake Erie each summer are both an unsightly nuisance and a potential public health hazard, producing liver toxins that can be harmful to humans and their pets.
New research, led by the University of Bristol, has shed new light on the eating habits of Neolithic people living in southeastern Europe using food residues from pottery extracts dating back more than 8,000 years.
Scientists behind the world's largest atom smasher have laid out their multibillion-euro vision to build an even bigger one, in hopes of unlocking even more secrets of matter and the universe in the coming decades.
Scientists at the University of Liverpool have taken another step forward in understanding the bacteria that are causing a devastating Salmonella epidemic currently killing around 400,000 people each year in sub-Saharan Africa.
The Mojave rattlesnake, living in the deserts of the southwestern United States and central Mexico, is characterized by its lethal venom that can either shut down your body or tenderize your insides. Clemson University researchers ...
Climate change has the potential to have affected ancient civilizations by spurring migrations and changes in cropping strategies, and the¬se questions are increasingly relevant as we look at how modern civilization is coping ...
Icy weather is blamed for multibillion dollar losses every year in the United States, including delays and damage related to air travel, infrastructure and power generation and transmission facilities. Finding effective, ...
A mass of charred seeds found while clearing a home construction site in Brantford, Ontario, has been identified as ancient, domesticated goosefoot (C. berlandieri spp. jonesianum), a form of quinoa native to Eastern North ...
A small green shoot is growing on the moon in an out-of-this-world first after a cotton seed germinated on board a Chinese lunar lander, scientists said Tuesday.
A team of scientists has, for the first time, used a single, cohesive computer model to simulate the entire life cycle of a solar flare: from the buildup of energy thousands of kilometers below the solar surface, to the emergence ...
Microbes that thrive in some of the most extreme places on Earth have discovered another cozy place to live—inside homes across the United States.
A new study released today reveals that helping lower-income high school freshman to regulate their test-taking anxiety can cut their biology course failure rates in half. The study, published in Proceedings of the National ...
An international team of researchers has found evidence that shows that many modern winged insects developed from a terrestrial ancestor, not from one that lived in the sea. In their paper published in Proceedings of the ...
The metabolic protein AMPK has been described as a kind of magic bullet for health. Studies in animal models have shown that compounds that activate the protein have health-promoting effects to reverse diabetes, improve cardiovascular ...
New research from North Carolina State University and the University of South Florida finds significant flaws in recently released forensic software designed to assess the age of individuals based on their skeletal remains. ...
Impasto is thick paint laid on the canvas in an amount that makes it stand from the surface. The relief of impasto increases the perceptibility of the paint by increasing its light-reflecting textural properties. Scientists ...
If you're angry about the political feud that drove the federal government to partially shut down, or about a golden parachute for a CEO who ran a business into the ground, you aren't alone—but you probably won't do much ...
Antarctica experienced a sixfold increase in yearly ice mass loss between 1979 and 2017, according to a study published today in Proceedings of the National Academy of Sciences. Glaciologists from the University of California, ...
Scientists have long speculated that our planet's climate system is intimately linked to the Earth's celestial motions.
The people who hold the most extreme views opposing genetically modified (GM) foods think they know most about GM food science, but actually know the least, according to new research.
The leading theory about how the universe began is the Big Bang, which says that 14 billion years ago the universe existed as a singularity, a one-dimensional point, with a vast array of fundamental particles contained within ...
Scientists have long dreamed of creating synthetic structures out of the same raw material that nature uses in living systems—proteins—believing such an advance would allow for the development of transformative nanomachines, ...
Honey bee colonies around the world are at risk from a variety of threats, including pesticides, diseases, poor nutrition and habitat loss. Recent research suggests that one threat stands well above the others: a parasitic ...
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