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The history of our climate is written in ice. Reading it is a matter of deciphering the complex signals pulled from tens of thousands of years of accumulated isotopes frozen miles below the surface of Antarctica.
A RUDN employee and Brazilian colleagues have called into question the concept of using stable wormholes as portals to different points of space-time. The results of the studies were published in Physical Review D.
The development of spintronics depends on materials that guarantee control over the flow of magnetically polarized currents. However, it is hard to talk about control when the details of heat transport through the interfaces ...
I teach measurement – the quantification of things. Some people think this is the most objective of the sciences; just numbers and observations, or what many people call objective facts.
A pair of researchers, one with the Langevin Institute, the other a company called Greenerwave, both in France, has developed a way to use ordinary Wi-Fi signals to perform analog, wave-based computations. In their paper ...
Complexity in nature often results from self-assembly, and is considered particularly robust. Compact clusters of elemental particles can be shown to be of practical relevance, and are found in atomic nuclei, nanoparticles ...
One transistor can become an oscillator with a surprising richness of behavior. However, even more interesting effects emerge if the structure of connections is fractal and shows some imperfections. Could similar rules explain ...
Hydraulic fracturing contributes significantly to US energy production. It works by tapping hard-to-reach pockets of oil and natural gas where more traditional drilling methods fall short. However, the process requires large ...
Bearings are used in many common applications such as wheels, drills, and even toys like the popular fidget spinner. Those applications and others like them rely on bearings to allow for smooth, efficient motion for millions ...
Molecular imaging techniques are playing an increasingly important role in medical diagnostics and developing new treatment methods. An interdisciplinary team of researchers from the fields of chemistry, material sciences, ...
Do water droplets cluster inside clouds? Researchers confirm two decades of theory with an airborne imaging instrument.
The concept of time travel has always captured the imagination of physicists and laypersons alike. But is it really possible? Of course it is. We're doing it right now, aren't we? We are all traveling into the future one ...
Berkeley Lab researchers, in collaboration with scientists from SLAC National Accelerator Laboratory and the Max Planck Institute, have demonstrated that fluctuation X-ray scattering is capable of capturing the behavior of ...
Lawrence Livermore National Laboratory's National Ignition Facility (NIF) and General Atomics engineers have created an inertial confinement fusion (ICF) fuel capsule with a two-micron-diameter fill tube—and along the way, ...
Challenge any modern human to go a day without a phone or computer, and you'd be hard pressed to get any takers. Our collective obsession with all things electronic is driving a dramatic daily drain on the world's power. ...
Under threat of being scrubbed away with disinfectant, individual bacteria can improve their odds of survival by joining together to form colonies, called biofilms. What Arnold Mathijssen, postdoctoral fellow in bioengineering ...
Lawrence Livermore National Laboratory (LLNL) researchers have discovered an unusual new type of phase transformation in the transition metal zirconium. The mechanism underlying this new type of phase transition is the first ...
A new computational model developed by researchers from The City College of New York and Yale gives a clearer picture of the structure and mechanics of soft, shape-changing cells that could provide a better understanding ...
A team of researchers from the Moscow Institute of Physics and Technology, and Aarhus University in Denmark has developed an algorithm for predicting the effect of an external electromagnetic field on the state of complex ...
How atoms arrange themselves at the smallest scale was thought to follow a 'drum-skin' rule, but mathematicians have now found a simpler solution.
Billions of tiny transistors supply the processing power in modern smartphones, controlling the flow of electrons with rapid on-and-off switching.
Nuclear physicists analyzing data from the PHENIX detector at the Relativistic Heavy Ion Collider (RHIC)—a U.S. Department of Energy (DOE) Office of Science user facility for nuclear physics research at Brookhaven National ...
"No beam for a while. Restart in about 20 months." Early this morning, operators of the ESRF Control room turned off the beam, ending 26 years of successful operation of the European Synchrotron, the world's most powerful ...
There is often a pronounced symmetry when you look at the lattice of crystals: It doesn't matter where you look—the atoms are uniformly arranged in every direction. This behavior would also be expected of a crystal, which ...
Generally speaking, magnetism and the lossless flow of electrical current ("superconductivity") are competing phenomena that cannot coexist in the same sample. However, for building supercomputers, synergetically combining ...
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Teams from the accelerator physics and the SRF groups at HZB are developing a superconducting linear accelerator featuring energy recovery (Energy Recovery Linac) as part of the bERLinPro project. It accelerates an intense ...
Like so many targets of scientific inquiry, the class of material referred to as the kagome magnet has proven to be a source of both frustration and amazement. Further revealing the quantum properties of the kagome magnet ...
When you hear the term "radioactive" you likely think "bad news," maybe along the lines of fallout from an atomic bomb.
Reading these words, your eyes let you see each letter and the spaces between them. But if you need reading glasses, the letters may be fuzzy or incomprehensible. Scientists face a similar challenge. Gathering the right data ...
Ultrafast video capture of droplet cloud formation should help minimize the risk of gas-leak explosions.
Europe's Galileo satellite navigation system – already serving users globally – has now provided a historic service to the physics community worldwide, enabling the most accurate measurement ever made of how shifts in ...
When you deform a soft material such as Silly Putty, its properties change depending on how fast you stretch and squeeze it. If you leave the putty in a small glass, it will eventually spread out like a liquid. If you pull ...
When metallic dimensions are reduced to the nanoscale, a phenomenon termed localized surface-plasmon resonance (LSPR) appears due to electron oscillations, resulting in distinct optical properties suited for advanced imaging ...
Astrophysical evidence suggests that the universe contains a large amount of non-luminous dark matter, but no definite signal has been observed despite concerted efforts by many experimental groups. One exception is the long-debated ...
Scientists have, for the first time, observed a square lattice of merons and antimerons—tiny magnetic vortices and antivortices that form in a thin plate of the helical magnet Co8Zn9Mn3. By finely varying a magnetic field ...
A team led by Rutgers University and including scientists from the U.S. Department of Energy's (DOE) Brookhaven National Laboratory has demonstrated an X-ray imaging technique that could enable the development of smaller, ...
Russian researchers announced the development of a combined action drug based on ionizing radiation and bacterial toxin. Their combined effect appeared to be 2,200 times stronger compared to that exerted by the radiation ...
A new Ph.D. thesis in the University of Jyväskylä, Finland, shows how utilizing tellurium as a detector material can help detect dark matter more effectively than currently used materials. The research also lays a foundation ...
Can elementary particles change their flavor in flight?
For the physics community, the discovery of new particles like the Higgs Boson has paved the way for a host of exciting potential experiments. Yet, when it comes to such an elusive particle as the Higgs Boson, it's not easy ...
The pads of geckos' notoriously sticky feet are covered with setae—microscopic, hairlike structures whose chemical and physical composition and high flexibility allow the lizard to grip walls and ceilings with ease. Scientists ...
An ESA-led team subjected Intel's new Myriad 2 artificial intelligence chip to one of the most energetic radiation beams available on Earth. This test of its suitability to fly in space took place at CERN, the European Organization ...
An international team of scientists have detected ripples in space and time, known as gravitational waves, from the biggest known black-hole collision that formed a new black hole about 80 times larger than the Sun – and ...
Faced with images of turtles smothered by plastic bags, beaches carpeted with garbage and islands of trash floating in the oceans, environmentalists say the world is waking up to the need to tackle plastic pollution at the ...
Astronomers have captured one of the most detailed views of a young star taken to date, and revealed an unexpected companion in orbit around it.
Hundreds of dams are being proposed for Mekong River basin in Southeast Asia. The negative social and environmental consequences—affecting everything from food security to the environment—greatly outweigh the positive ...
It's that time of year when children look forward to a stocking full of presents—but the first international academic "Santa survey" shows many adults also wish they still believed in Father Christmas and some had felt ...
On Sunday, Dec. 16, the comet known as 46P/Wirtanen will make one of the 10 closest comet flybys of Earth in 70 years, and you may even be able to see it without a telescope.
Hawksbill turtles aren't the only marine turtles threatened by the destabilizing effects of climate change, but a new study from researchers at Florida State University shows that this critically endangered species could ...
A team of researchers with members affiliated with several institutions in the U.S. and China has found two stalagmites that offer a way to improve the accuracy of the carbon-14 dating technique. In their paper published ...
On Nov. 26, NASA's InSight mission knew the spacecraft touched down within an 81-mile-long (130-kilometer-long) landing ellipse on Mars. Now, the team has pinpointed InSight's exact location using images from HiRISE, a powerful ...
As a principal investigator in the NASA Ames Exobiology Branch, Andrew Pohorille is searching for the origin of life on Earth, yet you won't find him out in the field collecting samples or in a laboratory conducting experiments ...
Pulling off a Band-Aid may soon get a lot less painful.
Nano-sized particles already make bicycles and tennis rackets lighter and stronger, protect eyeglasses from scratches, and help direct chemotherapy drugs to cancer cells. But their usefulness depends on being able to precisely ...
A very large team of researchers from multiple institutions in the U.S. has concluded that the Kilauea volcanic eruption that occurred over this past summer represented an unprecedented volcanic event. In their paper published ...
Scientists in Finland have developed what they believe is the world's first vaccine to protect bees against disease, raising hopes for tackling the drastic decline in insect numbers which could cause a global food crisis.
It is said that "clothes maketh the man."
Whether by land or by sea, mammals live in a diverse variety of protective skins adapted against the elements, from swimming in the deepest azure oceans to climbing precipitous mountain peaks.
A cheap and effective new catalyst developed by researchers at the University of California, Berkeley, can generate hydrogen fuel from water just as efficiently as platinum, currently the best—but also most expensive—water-splitting ...
On the night of December 13, into the morning of December 14, 2018, tune into the night sky for a dazzling display of fireballs. Thanks to the International Space Station, this sky show – the Geminids meteor shower—will ...
A new study led by Western University's Natasha Mhatre shows that body dynamics and posture are crucial to how black widow spiders decode the important vibrations that travel through their webs and up their legs. Black widows ...
Magnetic field lines tangled like spaghetti in a bowl might be behind the most powerful particle accelerators in the universe. That's the result of a new computational study by researchers from the Department of Energy's ...
The speed and distance at which planets orbit their respective blazing stars can determine each planet's fate—whether the planet remains a longstanding part of its solar system or evaporates into the universe's dark graveyard ...
Scientists at the Francis Crick Institute have discovered a set of simple rules that determine the precision of CRISPR/Cas9 genome editing in human cells. These rules, published in Molecular Cell, could help to improve the ...
A new study published by Science this week has found that scientific evidence supporting the EPA's 2009 Endangerment Finding for greenhouse gases is even stronger and more conclusive now. This finding could strengthen challenges ...
Virgin Galactic's tourism spaceship climbed more than 50 miles high above California's Mojave Desert on Thursday, reaching for the first time what the company considers the boundary of space.
MIT researchers have invented a way to fabricate nanoscale 3-D objects of nearly any shape. They can also pattern the objects with a variety of useful materials, including metals, quantum dots, and DNA.
The gravitational waves created by black holes or neutron stars in the depths of space have been found to reach Earth. Their effects, however, are so small that they can only be observed using kilometer-long measurement facilities. ...
A global study has found a paradox: our water supplies are shrinking at the same time as climate change is generating more intense rain. And the culprit is the drying of soils, say researchers, pointing to a world where drought-like ...
Japan's space agency says more than 200 photos taken by two small rovers on an asteroid show no signs of a smooth area for the planned touchdown of a spacecraft early next year.
A characteristic feature of modern humans is the unusually round skull and brain, in contrast to the elongated shape seen in other human species. By studying Neandertal DNA fragments found in the genomes of living Europeans, ...
Researchers have developed a new device that can measure and control a nanoparticle trapped in a laser beam with unprecedented sensitivity. The new technology could help scientists study a macroscopic particle's motion with ...
Smithsonian scientists and collaborators are revising the history of one of the world's most important crops. Drawing on genetic and archaeological evidence, researchers have found that a predecessor of today's corn plants ...
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