Astronomers develop sky model to help ultralong-wavelength observations
The radio sky at frequencies below ~30 MHz, particularly below ~10 MHz, is still largely unknown. Due to the absorption and distortion by the ionosphere, it is quite difficult to receive radio signal of such ultra-long wavelength by telescopes on Ear.....»»
"Dark stars": Dark matter may form exploding stars, and observing the damage could help reveal what it"s made of
Dark matter is a ghostly substance that astronomers have failed to detect for decades, yet which we know has an enormous influence on normal matter in the universe, such as stars and galaxies. Through the massive gravitational pull it exerts on galax.....»»
Scientists develop ultra-thin semiconductor fibers that turn fabrics into wearable electronics
Scientists from NTU Singapore have developed ultra-thin semiconductor fibers that can be woven into fabrics, turning them into smart wearable electronics. Their work has been published in the journal Nature......»»
Samsung launches 2024 TV line, free 65-inch TV with $999 model
Samsung's preorder deals are often aggressive, and their TV offer is no different. To celebrate the launch of the 2024 TV and audio lineup, Samsung is throwing in a free 65-inch TV with a qualifying preorder.Select from OLED, The Frame, Neo QLED 4K a.....»»
Astronomers find evidence that blue supergiant stars can be formed by the merger of two stars
An international piece of research, led by the Instituto de Astrofísica de Canarias (IAC) has found clues to the nature of some of the brightest and hottest stars in our universe, called blue supergiants. Although these stars are commonly observed,.....»»
New model integrates soil microbes, large perennial grasses
Of all the carbon stored in ecosystems around the world, about half can be found in soils. Depending on climate, vegetation, and management, soils can be either a carbon source or a sink......»»
Researchers develop affordable, user-friendly method for single-cell reactions at the nanoliter level
Scaling down single-cell reactions to the nanoliter level is critical to minimize the risk of contamination, increase reaction efficiency, and reduce costs. Researchers from the Single-cell Center of the Qingdao Institute of Bioenergy and Bioprocess.....»»
Physicists develop modeling software to study biological membranes at the mesoscale
Researchers at the Niels Bohr Institute, University of Copenhagen and University of Southern Denmark have recently published FreeDTS—a shared software package designed to model and study biological membranes at the mesoscale—the scale "in between.....»»
Researchers invent artificial intelligence model to design new superbug-fighting antibiotics
Researchers at McMaster University and Stanford University have invented a new generative artificial intelligence model that can design billions of new antibiotic molecules that are inexpensive and easy to build in the laboratory......»»
VW Group"s Cupra brand to enter U.S. with 2 utility vehicles
Cupra CEO says performance-focused brand will use new sales distribution model and leverage VW Group assembly plants in Mexico......»»
New analysis sees spike in 2023 global sea level due to El Niño
A long-term sea level dataset shows ocean surface heights continuing to rise at faster and faster rates over decades of observations......»»
The more, the better? Why market share often has little impact on profits
How are profitability, market share, and the digitalization of a company connected? To get to the bottom of this question, the researchers developed a new profitability model based on over 6,000 cases from around 800 US companies from the last 25 yea.....»»
Improving root senescence recognition with a new semantic segmentation model
Roots play a vital role in plant health, adapting to environmental changes and indicating crop growth. However, studying root senescence is challenging due to difficulties in obtaining clear in situ root images. Traditional methods are limited, and w.....»»
Scientists develop catalyst designed to make ammonia production more sustainable
Ammonia is one of the most widely produced chemicals in the world, and is used in a great many manufacturing and service industries. The conventional production technology is the Haber-Bosch process, which combines nitrogen gas (N2) and hydrogen gas.....»»
Astronomers confirm a new "Trojan" asteroid that shares an orbit with Mars
Using observations made with the Gran Telescopio Canarias (GTC) a study led from the Instituto de Astrofísica de Canarias (IAC) and the Universidad Complutense de Madrid (UCM) has confirmed that the asteroid 2023 FW14, discovered last year, is accom.....»»
Nvidia turns simple text prompts into game-ready 3D models
Nvidia just unveiled its new text-to-3D generative AI model dubbed Latte3D. It can turn a quick text prompt into a full-blown 3D model......»»
Four new DAQ white dwarfs discovered
Astronomers from the University of Oklahoma and their colleagues report the detection of four white dwarf stars of a recently discovered rare DAQ spectral subclass. The newfound white dwarfs are slightly more massive than the sun. The finding was det.....»»
Unveiling the formation of the first galaxies
Utilizing high-resolution three-dimensional radiation hydrodynamics simulations and a detailed supernova physics model run on supercomputers, a research team led by Dr. Ke-Jung Chen from the Institute of Astronomy and Astrophysics, Academia Sinica (A.....»»
This Lenovo model made me a believer in cheaper laptops
The Lenovo Slim 7i Gen 9 is one of a growing number of excellent OLED laptops in the $1,000 price range. It's fast and well-built, but has poor battery life......»»
Astronomers explore stellar populations of an extremely metal-poor dwarf galaxy
Using the James Webb Space Telescope, astronomers have conducted near- and mid-infrared observations of an extremely metal-poor blue compact dwarf galaxy known as I Zwicky 18. Results of the observational campaign, presented in a paper published Marc.....»»
GPT-5 might arrive this summer as a “materially better” update to ChatGPT
Sources say to expect OpenAI's next major AI model mid-2024, according to a new report. Enlarge When OpenAI launched its GPT-4 AI model a year ago, it created a wave of immense hype and existential panic from its abilit.....»»