Electric signals between individual cardiac cells regulate heartbeat
Researchers provide an update on how electrical impulses in the heart travel from cell to cell. The connections between cells forming the low resistance pathway and facilitating the current flow are called gap junctions. Each consists of many channel.....»»
Scientists identify structural basis of stitched-together protein complexes that recycle most proteins in cells
Scientists at Sanford Burnham Prebys have developed a clearer picture of how crucial machinery in the human cell's recycling process for obsolete and misshapen proteins—known as proteasomes—are formed......»»
Researchers crack a key problem with sodium-ion batteries for electric vehicles and grid energy storage
Lithium-ion batteries have long dominated the market as the go-to power source for electric vehicles. They are also increasingly being considered for storage of renewable energy to be used on the electric grid. However, with the rapid expansion of th.....»»
BMW recalls more cars over new issue with Continental"s brakes
The action highlights fresh issues with Continental parts after BMW was forced to recall 1.5 million vehicles over an electric component fault that may cost the automaker $1.11 billion to fix.....»»
Building better bone grafts: Nanofibrous scaffolds to activate two main collagen receptors in bone cells
Each year, about 2.2 million bone-grafting procedures are performed worldwide, the gold standard of care being autografting, which uses the patient's own bone for tooth implantation and to repair and reconstruct parts of the mouth, face and skull......»»
EV sales remain healthy despite online doom and gloom
Battery EVs are expected to account for more than 8 percent. Enlarge (credit: Aurich Lawson | Getty Images) Battery-electric vehicles accounted for 8 percent of new vehicle sales in June and July of this year and should.....»»
Scientists develop method to control timing of synthetic DNA droplet division
Many cellular functions in the human body are controlled by biological droplets called liquid-liquid phase separation (LLPS) droplets. These droplets, made of soft biological materials, exist inside living cells but are not enclosed by membranes like.....»»
Rivian R1S (2nd-generation) vs. Kia EV9: Should you pay more?
The second-generation Rivian R1S has a lot to offer, and many consider it to be the best electric SUV. How does it compare with the Kia EV9, which is cheaper?.....»»
Jeep to study traditional hybrids as demand zooms for alternatives to plug-ins, EVs
The unveiling of the brand's debut full-electric Avenger compact crossover in Japan tests this hybrid-loving market's appetite for EVs......»»
Chevy woos Equinox EV buyers with Erewhon juice giveaway
Chevy is giving bottles of an electric-blue protein drink to people who test-drive an Equinox EV at an Erewhon organic market in L.A......»»
Key negotiator Norway sees "positive signals" ahead of plastic talks
In the single week that world leaders convened for high-level UN talks in New York, nearly 100,000 water bottles' worth of microplastics swirled through the city's air, posing known and still unknown risks to human health......»»
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.....»»
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.....»»
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.....»»
Rivian launches pre-owned vehicle sales, joining Tesla in growing used EV market
Rivian has launched pre-owned sales of R1T and R1S models. Demand for used electric vehicles is solid because steep depreciation makes them a good value compared with gasoline cars, iSeeCars says......»»
Stellantis laying off nearly 200 at Ram 1500 plant
The automaker is eliminating jobs at its assembly plant in Sterling Heights, Mich., as it prepares to build the electric Ram 1500 REV pickup......»»
Ford"s Marin Gjaja: Dispelling EV misperceptions is key
The COO of Ford's electric vehicle business unit said car shoppers don't fully realize the benefit of charging at home or having an in-vehicle generator......»»
Calif. Governor vetoes bill requiring opt-out signals for sale of user data
Gavin Newsom said he opposes mandate on mobile operating system developers. Enlarge / California Governor Gavin Newsom at a press conference in San Francisco on September 19, 2024. (credit: Getty Images | Anadolu ) Calif.....»»