Fermi spots a supernova"s "fizzled" gamma-ray burst
On Aug. 26, 2020, NASA's Fermi Gamma-ray Space Telescope detected a pulse of high-energy radiation that had been racing toward Earth for nearly half the present age of the universe. Lasting only about a second, it turned out to be one for the record.....»»
Rare ultra-luminous nova spotted in the Small Magellanic Cloud
A rare, extremely luminous X-ray outburst has been observed in the Small Magellanic Cloud, a dwarf galaxy that is a close neighbor of our own Milky Way galaxy. The observations, made by the Neil Gehrels Swift Observatory and other telescopes, were de.....»»
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.....»»
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.....»»
Self-driving tech companies take a hard look at their own blind spots
Self-driving tech companies like Gatik and Aurora are seeking safety audits and assessments, in part because the industry lacks agreed-upon best practices and risk thresholds......»»
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.....»»
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......»»
Cosmic-ray neutron rover assists in estimating mesoscale soil moisture on eastern Qinghai-Tibetan plateau
Soil water resources are crucial for hydrological processes and ecosystem functions on the Qinghai-Tibetan Plateau. However, accurately measuring soil moisture distribution in this region is challenging due to diverse ecosystems, complex terrain, and.....»»
Acclaimed Apple original series Severance is getting a physical media release
The critically acclaimed Apple original Severance is getting a release on disc, with a Blu-ray edition . more….....»»
Get 30% off the 4K Reolink Altas PT Ultra 360-degree wireless camera
Looking for a high-definition wireless camera with a long runtime and no blind spots? Reolink’s Altas PT Ultra delivers up to 500-day battery capacity, super-sharp 4K recording, 360-degree auto-tracking, solar support, and more. Better yet, the du.....»»
Anti-glitches detected in gamma-ray pulsar PSR J1522-5735
By analyzing the data from NASA's Fermi Gamma-ray Space Telescope, Russian astronomers have detected anti-glitches in a gamma-ray pulsar designated PSR J1522-5735. The discovery, published September 28 on the pre-print server arXiv, makes PSR J1522-5.....»»
Astronomers investigate the nature of a fast-spinning intermediate polar
Using various X-ray space observatories, astronomers from Columbia University in New York and elsewhere have investigated CTCV J2056–3014—an intermediate polar containing one of the fastest-spinning white dwarfs. Results of the study, published S.....»»
Ray-Ban Meta glasses hit version 9.0, get new voice messaging
You can now set timers, send voice memos, and send Meta AI chats to others with the latest update to the Ray-Ban Meta glasses......»»
Cancer, cardiovascular drugs tipped for Nobel as prize week opens
Cancer research or drugs treating cardiovascular illnesses could win a Nobel Prize on Monday when a week of laureate announcements kicks off, bringing a ray of optimism to a world beset by crises......»»
The Secret Alchemy of Making Ice Cream
Ice cream is deceptively simple, but that sweet burst of flavor and soft melt on the tongue is a finicky, frozen science of water, fat, and air delicately held together......»»
As the Advanced Photon Source upgrade nears completion, scientists anticipate experimental possibilities
In June, X-rays began to shine again at the U.S. Department of Energy's (DOE) Advanced Photon Source (APS), a facility where intense, directed X-ray light beams are used to inspect everything from materials for better solar cells and batteries to ant.....»»
Surprising amount and variety of gamma radiation is produced in large tropical thunderstorms, observations reveal
In the 1990s, NASA satellites built to spot high-energy particles coming from supernovas and other celestial-sized objects discovered a surprise—high energy gamma radiation bursts coming from right here on Earth......»»
Webb researchers discover lensed supernova, confirm Hubble tension
Measuring the Hubble constant, the rate at which the universe is expanding, is an active area of research among astronomers around the world who analyze data from both ground- and space- based observatories. NASA's James Webb Space Telescope has alre.....»»
"We nicknamed it Eddy": What do schools and teachers think of AI in classrooms?
It's almost two years since ChatGPT burst onto the scene in late 2022. Since then, educators worldwide have been grappling with what generative artificial intelligence might mean for classrooms and learning......»»
Balloon mission tests quantum sensor technology
A WashU team launched the Dilution Refrigerator Transition Edge Sensor (DR-TES) mission on Sept. 24 from NASA's scientific balloon facility in Fort Sumner, N.M. The mission is testing a sophisticated cooling system and a novel gamma-ray detector arra.....»»