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Researchers at Utah State University are sending cascades of water into a tank to uncover a mystery of fluid dynamics.
A group of scientists from MSU, Frumkin Institute of Physical Chemistry and Electrochemistry of the Russian Academy of Sciences, and Juelich Research Center have described the mechanism of appearance of an inertial lift force ...
The shape of water. Can it tell us about what drives romance? Among fish, it might. Eva Kanso, a professor of Aerospace and Mechanical Engineering at the USC Viterbi School of Engineering studies fluid flows and almost like ...
Now scientists have shown that when the objects are squishy instead of solid, the reverse is true. The journal Physical Review E published the findings by physicists at Emory University, demonstrating that when soft particles ...
On your next stroll through the woods, take a look at the dew droplets hanging from the leaves. If you see moisture on a cypress or juniper tree with their distinct bifurcated leaves, you'll likely see those water droplets ...
Scraped up knees and elbows are tricky places to securely apply a bandage. More often than not, the adhesive will peel away from the skin with just a few bends of the affected joint.
Rice University scientists have discovered what may be the simplest form of locomotion in the travels of micron-scale particles linked and driven by a magnetic field.
In a jet engine, the flow of air is slowed down to increase the temperature and pressure for combustion—burning fuel with the right ratio of fuel and air to conquer drag allows for acceleration.
Bioreactors are widely used to produce different therapeutics in the biopharmaceutical and regenerative medicine industries. Drug development relies on small multi-well plates shaken around an orbital diameter, while production-scale ...
A day at the beach beset by heavy clouds, or the sticky heat of a salty haze can seem like the work of large, unpredictable forces. But behind such atmospheric phenomena are billions of tiny interactions between the air and ...
Whether a fluid is flowing through household plumbing or industrial oil and gas pipelines, when it runs slowly its flow is smooth, but when it runs quickly its flow is more chaotic.
Researchers at Swansea University's Complex Flow Lab have been exploring the intricate shapes that emerge when air is injected into soil. Published in Physical Review Applied, these findings could one day be used to speed ...
An algorithm that improves simulations of turbulent flows by enabling the accurate calculation of a parameter called skin friction has been developed by KAUST researchers in collaboration with researchers at the California ...
Researchers from Tokyo Metropolitan University, have recently discovered unusual thermal convection in a uniform mixture of high- and low-viscosity liquids. Kobayashi and Kurita found that concentration fluctuations are enhanced ...
Dr Martin Sweatman from the University of Edinburgh's School of Engineering has discovered a simple physical principle that might explain how life started on Earth.
Researchers have developed a water cloaking concept based on electromagnetic forces that could eliminate an object's wake, greatly reducing its drag while simultaneously helping it avoid detection.
Researchers from the University of Queensland and Monash University in collaboration with ANSTO scientists have clarified how behaviour of tailorable nanoscale emulsions (TNEs) interact with their targets is directed by the ...
One of the most prominent publications in physics, Physical Review X, accepted an article by Sangwoo Shin, a University of Hawaiʻi at Mānoa assistant professor in mechanical engineering. The article is titled Accumulation ...
A vortex in the atmosphere can churn with enough power to create a typhoon. But more subtle vortices form constantly in nature. Many of them are too small to be seen with the naked eye.
Rhythmic patterns and precise motions—these are key elements of proper swimming. Olympians demonstrate repeated patterns of breathing, with synchronized head, leg and arm movements, enthralling spectators and provoking ...
An engineered string of micronwide beads may take up the slack where computer modeling fails researchers who study the bending, folding and other movements of polymers or biomolecules like actin and DNA.
Artificial intelligence has been trained to use aerospace simulation software to design a device that may ultimately improve dialysis for patients.
Phenomena involving surface tension are extremely complex and have applications in our everyday lives, and OIST researchers are tackling the complicated mathematics behind the physics.
University of Chicago physicists working in the nascent field of experimental vortex dynamics have, with unexpected help from a Sharpie marker, achieved the first measurements of an elusive but fundamental property of fluid ...
Brandon Jackson, a doctoral candidate in mechanical engineering at Michigan Technological University, has created a new computational model of an electrospray thruster using ionic liquid ferrofluid—a promising technology ...
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For surfers, finding the "sweet spot," the most powerful part of the wave, is part of the thrill and the challenge.
Imagine walking from one side of a swimming pool to the other. Each step takes great effort—that's what makes water aerobics such effective physical exercise.
Ocean circulation patterns have a profound effect on global climate. Waves deep within the ocean play an important role in establishing this circulation, arising when tidal currents oscillate over an uneven ocean bottom. ...
When you think of turbulence, you might think of a bumpy plane ride. Turbulence, however, is far more ubiquitous to our lives than just air travel. Ocean waves, smoke from fire, even noise coming from jet engines or wind ...
Most of the world's oil and natural gas reserves may be locked up inside the tiny pores comprising shale rock. But current drilling and fracturing methods can't extract this fuel very well, recovering only an estimated 5 ...
Researchers in South Korea have quantitatively deconstructed what they describe as the "ingenious mobility strategies" of seeds that self-burrow rotationally into soil. This is an example of the many ways nature uses biological ...
An important concept in future healthcare is the development of devices called "lab on a chip." These "chips," not related to the electronic ones found in computers, are small devices in which biological fluids – blood ...
There are many processes, such as propulsion, in which fluid in a supercritical state, where the temperature and pressure put a substance beyond a distinguishable liquid or gas phase, is injected in an environment of supercritical ...
A group of researchers at Zhejiang University's State Key Laboratory of Fluid Power and Mechatronic Systems, in Hangzhou, China, recently discovered that a new bubbling mechanism may exist within the realm of physics.
Those who have mixed oil and vinegar may have unknowingly observed a strange fluid phenomenon called fingering instability. A type of this phenomenon, called viscous fingering (VF), occurs in porous media where fluids of ...
Taking a simpler approach to a complex problem, Yale researchers have an answer for why large grains move more easily than smaller ones when driven by fluid flow along a riverbed—a question that has confounded scientists ...
Imagine a liquid that could move on its own. No need for human effort or the pull of gravity. You could put it in a container flat on a table, not touch it in any way, and it would still flow.
Researchers at North Carolina State University have developed a technique that uses light to get two-dimensional (2-D) plastic sheets to curve into three-dimensional (3-D) structures, such as spheres, tubes or bowls.
Plunging hot spheres into viscous liquids reveals a way to reduce fluid resistance without complex engineering procedures.
It is easy to speculate why fish might swim in schools—better protection from predators, improved foraging capability, easier fish-to-fish communication. Yet, none of these reveal why fish might move together in a specific ...
Ever wonder why you have to shake your bottle of ketchup or mustard before pouring? Or why, to get out of quicksand, you must move slowly? Or why you can run on the surface of a suspension of cornstarch in water, but you'd ...
A key factor to improve swimming performance is reducing resistance that water exerts on the moving body. This resistance, known as drag, is influenced by factors including the stroke rate, swimmer's size, and swimming speed. ...
Vesicles, like living cells, are membrane-enclosed "sacs" of fluid that can cushion molecular cargo such as pharmaceutical drugs. If a drug is successfully encapsulated into a vesicle carrier and the carrier remains intact, ...
Geophysicists examining glacier changes in the Russian Arctic have found that the rate of ice mass loss has nearly doubled over the last decade when compared to records from the previous 60 years, according to Cornell-led ...
Nuclear power plants typically run either at full capacity or not at all. Yet the plants have the technical ability to adjust to the changing demand for power and thus better accommodate sources of renewable energy such as ...
UTA researcher Naomi Cleghorn has participated in a Nature paper that describes how humans thrived in South Africa through the Toba volcanic eruption about 74,000 years ago, which created a decades-long volcanic winter.
Experiments using a high-powered projectile cannon show how impacts by water-rich asteroids can deliver surprising amounts of water to planetary bodies. The research, by scientists from Brown University, could shed light ...
Peering deep into space—an astounding 90 percent of the way across the observable universe—astronomers have witnessed the beginnings of a gargantuan cosmic pileup, the impending collision of 14 young, starbursting galaxies.
In a groundbreaking new study, researchers at the University of Minnesota used a customized, low-cost 3D printer to print electronics on a real hand for the first time. The technology could be used by soldiers on the battlefield ...
A massive decade-long study of Western Equatorial Africa's gorillas and chimpanzees has uncovered both good news and bad about our nearest relatives. The good news: there are one third more western lowland gorillas and one ...
Using high-powered laser beams, researchers have simulated conditions inside a planet three times as large as Earth.
Currently, most of the magnetic sensors used in today's computers, airplanes, cars, and other systems distort the magnetic fields that they are measuring. These distortions can cause major problems for some applications, ...
More than 30 years ago, when University of California, Berkeley researchers discovered telomerase—an enzyme that lengthens chromosome ends and prevents them from fraying enough to kill a cell—speculation ran wild about ...
Researchers at the University of Washington, working with researchers from the ETH-Zurich, Purdue University and Virginia Commonwealth University, have achieved an optical communications breakthrough that could revolutionize ...
ESA's Gaia mission has produced the richest star catalogue to date, including high-precision measurements of nearly 1.7 billion stars and revealing previously unseen details of our home Galaxy.
Around four billion years ago, the Moon had a magnetic field that was about as strong as Earth's magnetic field is today. How the Moon, with a much smaller core than Earth's, could have had such a strong magnetic field has ...
Perhaps the strangest prediction of quantum theory is entanglement, a phenomenon whereby two distant objects become intertwined in a manner that defies both classical physics and a common-sense understanding of reality. In ...
Sea-level rise and wave-driven flooding will negatively impact freshwater resources on many low-lying atoll islands in such a way that many could be uninhabitable in just a few decades. According to a new study published ...
An international team of astronomers reports the finding of ASASSN-18di—a powerful white-light superflare on a previously undetected, mid-type M-dwarf star. The discovery is detailed in a paper published April 12 on the ...
DNA in parasite eggs recovered from ancient latrines provides new clues to the foods eaten by past populations, as well as their animal domestication and hunting practices, according to a study published April 25, 2018 in ...
Sentiments expressed on Facebook and Twitter may be associated with certain weather patterns, according to a study published April 25, 2018 in the open-access journal PLOS ONE by Patrick Baylis from the Vancouver School of ...
Two researchers, one with Biofaction in Austria, the other with Université de Toulouse in France, report an example of ants (Azteca brevis) in Costa Rica who have developed a truly unique way of capturing prey that are much ...
Using nanoparticles to bind molecules that can unleash and stimulate immune cells, University of North Carolina Lineberger Comprehensive Cancer Center researchers found they could more effectively trigger the body's defenses ...
In recent years, nanofabricated mechanical oscillators have emerged as a promising platform for quantum information applications. Quantum entanglement of engineered optomechanical resonators would offer a compelling route ...
In a new study published by Nature, an international team of researchers led by Uppsala University in Sweden proposes a new evolutionary origin for mitochondria—also known as the "powerhouse of the cell." Mitochondria are ...
In an advance that could shrink many measurement technologies, scientists at the National Institute ofStandards and Technology (NIST) and partners have demonstrated the first miniaturized devices thatcan generate desired ...
A Northwestern University and Argonne National Laboratory research team has developed an exceptional next-generation material for nuclear radiation detection that could provide a significantly less expensive alternative to ...
About 200 to 400 million years after the Big Bang created the universe, the first stars began to appear. Ordinarily stars lying at such a great distance in space and time would be out of reach even for NASA's new James Webb ...
In a laboratory experiment that mimics astrophysical conditions, with cryogenic temperatures in an ultrahigh vacuum, scientists used an electron gun to irradiate thin sheets of ice covered in basic molecules of methane, ammonia ...
Researchers have developed an inkjet printing technique that can be used to print optical components such as waveguides. Because the printing approach can also fabricate electronics and microfluidics, it could advance a variety ...
A Rice University group's innovative surfactant theory removes limitations of a 100-year-old model for interfacial behavior in enhanced oil recovery.
Spiderman has it figured out.
A pair of researchers with Victoria University of Wellington has suggested that the way to prevent future blockchains from future hackers using quantum computers is to use quantum blockchains. Theoretical physicists Del Rajan ...
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