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Shrinking iron films strengthens laser-driven demagnetization

From photos and videos to documents, vast amounts of data are stored on hard drives in large data centers. These devices use tiny magnetic regions whose orientation determines the information stored. But how could data be ...

Electrical sliding switches graphene between magnetic states

In a discovery that could offer a new way to control quantum properties in two-dimensional materials, researchers at Cornell have found that electrically sliding the layers of ultrathin graphene can switch the material between ...

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Nanophysics
Dyed liquid crystals enable light-only control of optical components
Nanophysics
Light and electricity offer new way to control ion separation in membranes
Bio & Medicine
Modification of magnetic nanoparticles improves RNA isolation
Nanophysics
Spin waves inside a nano-oscillator imaged for the first time
Nanophysics
Carbon nanotube foams reveal a new kind of mechanical memory
Nanophysics
Tiny quantum nanostructures could make AI less of an energy hog
Nanophysics
From spider webs to mosaics: How nanosheets of graphene oxide control the patterns left by a drying droplet
Nanophysics
New thermal insulator outperforms any material found in nature
Nanophysics
Laser shocks turn plastic into ultra-small, high-purity nanodiamonds
Nanophysics
Electron and photon beams drive same gold-forming reaction toward different nanoscale structures
Nanophysics
Compact optical screen could pave the way for cheaper infrared cameras
Nanophysics
Light lets microswimmers switch between bacteria-like and algae-like propulsion
Nanophysics
Room-temperature skyrmion-based synapses could pave the way for energy-efficient AI
Nanophysics
Tiny 'whirlpools' discovered in atom-thin semiconductor
Nanophysics
Mapping charge-carrier dynamics to guide more efficient organic solar cells
Nanophysics
Single nanostructure enables independent control of two light resonance modes
Nanophysics
'White graphene' reshaped at the atomic scale with tailor-made nanopores
Nanophysics
Ultrathin silicon structures can tune mid-IR light in billionths of a second
Nanophysics
Muscovite identified as a low-index building block for ultrathin van der Waals photonic components
Nanophysics
Natural clay reveals a new way to control ion transport at the angstrom scale

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Analytical Chemistry
Metal-free magnetic sensor can be safely implanted for wireless monitoring
Plants & Animals
Bonobo females hunt more than males, decade-long study reveals
Optics & Photonics
Microscopic springs transform fragile silicon into a flexible terahertz metamaterial
Plants & Animals
Why male mosquitoes are attracted to the sound of female wingbeats
Superconductivity
Quantum sensor loop design could improve magnetic measurements for medicine and communications
Paleontology & Fossils
A dinosaur fossil that looks like a mini T. rex just sold for a giant $47 million
Plants & Animals
Avian influenza threatens vulture populations worldwide
Plasma Physics
Radio waves drive a fusion plasma current that could help reactors run continuously
Environment
Greenhouse gases hit record highs, yet again
Optics & Photonics
New converter could bridge light wavelength gap in quantum communications
Plants & Animals
Scientists reveal the staggering number of bat deaths at wind turbines
Paleontology & Fossils
121-million-year-old fossils suggest Longipteryx had no tail feathers
Evolution
Human and chimpanzee leaders share a taste for risk
Materials Science
Technician cracks 1,600-year-old mystery to replicate color-changing effect of Roman glass masterpiece
Space Exploration
Perseverance offers clues to protect crews from ultrafine Mars dust
Astrobiology
Earth may have formed much of its water as the planet grew
Bio & Medicine
Scientists reveal hidden world of living cells in human milk
Astronomy
Radio images reveal disturbances from Betelgeuse's mysterious companion that lurks within its shadows
Mathematics
The mathematics of growing a shell—recreating diverse mollusk shells with just three inputs
Biochemistry
Anyone Can Dock: Molecular docking platform brings protein-binding predictions to smartphones, tablets and computers

3D 'polar chiral bobbers' identified in ferroelectric thin films

A novel type of three-dimensional (3D) polar topological structure, termed the "polar chiral bobber," has been discovered in ferroelectric oxide thin films, demonstrating promising potential for high-density multistate non-volatile ...

Ultra-clean MXenes deliver 160-fold higher conductivity

An international team of researchers has developed a breakthrough method for producing MXenes—an important family of two-dimensional materials—with unprecedented purity and control. The new "gas–liquid–solid" process enables ...

New type of magnetism discovered in 2D materials

In collaboration with international partners, researchers at the University of Stuttgart have experimentally demonstrated a previously unknown form of magnetism in atomically thin material layers. The discovery is highly ...

DNA provides a solution to our enormous data storage problem

Since the dawn of the computer age, researchers have wrestled with two persistent challenges: how to store ever-increasing reams of data and how to protect that information from unintended access. Now, researchers with Arizona ...

Reshaping gold leads to new electronic and optical properties

By changing the physical structure of gold at the nanoscale, researchers can drastically change how the material interacts with light—and, as a result, its electronic and optical properties. This is shown by a study from ...