Surpassing the lower limit on computing energy consumption
New FLEET research confirms the potential for topological materials to substantially reduce the energy consumed by computing......»»
Advancing green chemistry: A tandem catalyst for efficient biomass conversion
The global demand for sustainable energy sources has intensified the search for environmentally friendly alternatives to fossil fuels. Biomass waste, a byproduct of various industrial processes, presents an untapped potential for the production of bi.....»»
Scientists create model of holographic dark energy that is no longer unstable
In 1998, scientists discovered that our universe expands with acceleration, and in order to explain this effect, the concept of dark matter was introduced. This is a special type of energy that fills up all of existing space-time but is impossible to.....»»
New MIT protocol protects sensitive data during cloud-based computation
Deep-learning models have found applications across various industries, from healthcare diagnostics to financial forecasting. However, their high computational demands often require powerful cloud-based servers. This dependency on cloud computing rai.....»»
Alternating currents for alternative computing with magnets
A new study conducted at the University of Vienna, the Max Planck Institute for Intelligent Systems in Stuttgart, and the Helmholtz Centers in Berlin and Dresden takes an important step in the challenge to miniaturize computing devices and to make th.....»»
Bird study shows that grounded running styles conserve energy
A small team of biologists and animal movement specialists in the Netherlands and the U.K. has found that birds such as the emu have a grounded running style at medium speeds, allowing them to conserve energy compared to the ungrounded running style.....»»
Semimetal-induced covalency achieves high-efficiency electrocatalysis for platinum intermetallic compounds
Compared with other types of batteries, proton exchange membrane fuel cells have the advantages of high discharge power and no pollution, which is also an important carrier for hydrogen energy conversion and utilization. Platinum intermetallic compou.....»»
OpenAI asked US to approve energy-guzzling 5GW data centers, report says
OpenAI stokes China fears to woo US approvals for huge data centers, report says. Enlarge (credit: Anadolu / Contributor | Anadolu) OpenAI hopes to convince the White House to approve a sprawling plan that would place 5-.....»»
How a nearby supernova left its mark on Earth life
When a massive star explodes as a supernova, it does more than release an extraordinary amount of energy. Supernovae explosions are responsible for creating some of the heavy elements, including iron, which is blasted out into space by the explosion......»»
Restoring nature, "adaptation" helped limit Storm Boris impact
The restoration of a creek in Vienna reduced the impact of flooding caused by Storm Boris, authorities say, one of many projects experts believe helped central Europe endure the deluge better than in previous years......»»
Manganese cathodes could boost lithium-ion batteries
Rechargeable lithium-ion batteries are growing in adoption, used in devices like smartphones and laptops, electric vehicles, and energy storage systems. But supplies of nickel and cobalt commonly used in the cathodes of these batteries are limited......»»
Ultra-high speed camera for molecules: Attosecond spectroscopy captures electron transfer dynamics
In nature, photosynthesis powers plants and bacteria; within solar panels, photovoltaics transform light into electric energy. These processes are driven by electronic motion and imply charge transfer at the molecular level. The redistribution of ele.....»»
Cricket study suggests mating filter narrows when males are trying to save energy
A trio of biologists at the University of Minnesota has found that when male crickets need to save energy, they narrow their mating filter, to focus more exclusively on females......»»
Thermal effects in spintronics systematically assessed for first time
Spintronics—devices that use microscopic magnetism in conjunction with electric current—could lead to computing technology as fast as conventional electronics but much more energy efficient. As such devices are developed and studied, an important.....»»
New insights into hot carrier solar cells: Study explores hot electron tunneling and collection to enhance efficiency
Hot carrier solar cells, a concept introduced several decades ago, have long been seen as a potential breakthrough in solar energy technology. These cells could surpass the Shockley–Queisser efficiency limit, which is a theoretical maximum efficien.....»»
"Writing" with atoms could transform materials fabrication for quantum devices
A new technology to continuously place individual atoms exactly where they are needed could lead to new materials for devices that address critical needs for the field of quantum computing and communication that cannot be produced by conventional mea.....»»
Ant queens cannibalize their sick offspring and "recycle" them, new study reveals
Instead of nurturing their sick young, ant queens eat their infected offspring at the first sign of illness then "recycle" them into energy to produce new eggs, a new study led by the University of Oxford has shown. The findings have been published i.....»»
Low-temperature ammonia-to-hydrogen conversion achieved by applying an electric field
Hydrogen gas, owing to its high energy density and carbon-free nature, is gaining much attention as the energy source for a green and sustainable future. Despite being the most abundant element in the universe, hydrogen is mostly found in a bound sta.....»»
Discovering new energy levels in atomic hyperfine structures
Since the late 1960s, the Laboratoire Aimé Cotton (LAC) in Orsay, France, has made significant progress in the classification of complex atomic spectra. These advances have been driven both by the development of Fourier transform spectroscopy, and t.....»»
Polestar 3 delivers sports car handling in grocery-getter package
The Polestar 3 debuts the latest generation of the Borg Warner-developed torque vectoring dual-clutch system that improves handling and boosts energy efficiency......»»
Our digital 3D models of huge coral reefs could help revive these precious ecosystems
As a team of marine biologists, assessing the health of thousands of square meters of coral reef can be a daunting prospect. Often, we have to monitor some of the most biodiverse ecosystems on the planet, and there's a strict time limit due to the sa.....»»