Gamma-ray bursts: Harvesting knowledge from the universe"s most powerful explosions
The most powerful events in the known universe—gamma-ray bursts (GRBs)—are short-lived outbursts of the highest-energy light. They can erupt with a quintillion (a 10 followed by 18 zeros) times the luminosity of our sun. Now thought to announce t.....»»
Could ‘Early Dark Energy’ Resolve the Mystery of Cosmic Expansion?
Estimates of how fast the universe is expanding disagree. Could a new form of dark energy resolve the problem?.....»»
Oura Ring 4 vs. Samsung Galaxy Ring: Which should you buy?
The Oura Ring 4 and Samsung Galaxy Ring offer powerful tracking functionality and a stylish look to boot, but which one is the better pick? We break it down......»»
Zoom into the first page of ESA Euclid"s great cosmic atlas
On 15 October 2024, ESA's Euclid space mission revealed the first piece of its great map of the universe, showing millions of stars and galaxies......»»
The problem with the new iPad mini
The 2024 iPad mini is arguably the most powerful small tablet in the world. It's just not solving any of the practical problems that plagued its predecessor......»»
DJI’s new Air 3S drone has 42GB of storage and offers easier night flights
DJI has just launched another quadcopter. The Air 3S features 42GB of onboard storage and powerful obstacle avoidance capabilities, and starts at $1,099......»»
Foodnoms nutrition tracking app updated with easier recipe importing, photo analysis, more
Foodnoms is a powerful nutrition tracking app we’ve covered multiple times over the years here at 9to5Mac, and it just got a big update. The update, available now on the App Store, adds smarter recipe import from websites, new Control Center widge.....»»
Revealing the hidden universe with full-shell X-ray optics
The study of X-ray emission from astronomical objects reveals secrets about the universe at the largest and smallest spatial scales. Celestial X-rays are produced by black holes consuming nearby stars, emitted by the million-degree gas that traces th.....»»
Accelerated three-year medical school students found to perform as well as peers in traditional four-year programs
Graduates who went to medical school for three years performed equally well on tests of skill and knowledge as their peers who followed a four-year program, a new study shows......»»
Penetrating the ice sheet of an ocean moon: Four questions about the Clipper Mission to Europa
On Oct. 14 NASA's Europa Clipper Mission launched. It is the first detailed investigation of Jupiter's moon Europa—which is believed to harbor an ocean so vast that it contains more water than anywhere else in the known universe (even Earth). While.....»»
Astronomers detect very-high-energy gamma-ray emission surrounding distant pulsar
Using the Large High-Altitude Air Shower Observatory (LHAASO), an international team of astronomers have detected very-high-energy (VHE) gamma-rays around the pulsar PSR J0248+6021, which may be the pulsar's halo or a pulsar wind nebula. The finding.....»»
New light-induced material shows powerful potential for quantum applications
A class of material called perovskites, which have special electronic bonding with many applications, could be useful for quantum sensing......»»
Is Samsung’s $1,200 Android tablet worth it? I reviewed it and found out
The Samsung Galaxy Tab S10 Ultra is a big, powerful, and expensive Android tablet. If that's what you're shopping for, it's one of the best you can buy......»»
Astronomers observe a strong superflare from giant star
Using the Neutron Star Interior Composition Explorer (NICER) and various ground-based telescopes, an international team of astronomers have performed observations of a strong X-ray superflare which occurred in 2022 on a giant star known as HD 251108......»»
Gurman: Apple smart glasses and AirPods with cameras possibly launching in 2027
Apple is preparing some additional vision based products, according to Bloomberg’s Mark Gurman. We’re expecting smart glasses, similar to Meta’s collaboration with Ray-Ban, as well as AirPods with cameras. These products won’t launch until at.....»»
The Origins of the Climate Haven Myth
In a world of increasingly powerful hurricanes and other rising climate threats, those with vested interests in promoting certain locations have sold the public a dream......»»
Powerful and compact optical frequency combs provide unique opportunities
Remember those big, clunky machines needed for super precise light measurements? Those days are fading thanks to tiny devices called microcombs. These chips can do the same job, but on a much smaller scale, opening doors for new applications......»»
AMD unveils powerful new AI chip to challenge Nvidia
AMD CEO Lisa Su on the MI325X: "This is the beginning, not the end of the AI race." On Thursday, AMD announced its new MI325X AI accelerator chip, which is set to roll out to data.....»»
Event horizon: After photographing black holes, scientists are now making a movie
The first moving images of a black hole could reveal swirls of plasma and collapsing stars, deepening our understanding of the universe......»»
A quantum material could be the future of high-energy X-ray imaging and particle detection
Scintillators are detectors that make high-energy X-rays or particles visible through flashes of light to form an image. Their many applications include particle physics, medical imaging, X-ray security and more......»»
"Inside-out" galaxy growth observed in the early universe
Astronomers have used the NASA/ESA James Webb Space Telescope (JWST) to observe the 'inside-out' growth of a galaxy in the early universe, only 700 million years after the Big Bang......»»