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Recent Gamma-Ray Burst May Be the Brightest Ever Seen

The “absolutely monstrous” cosmic blast is estimated to be a 1-in-10,000-year event.....»»

Category: scienceSource:  sciamMar 31st, 2023

Scientists directly measure a key reaction in neutron star binaries

An X-ray burst (XRB) is a violent explosion that occurs on the surface of a neutron star as it absorbs material from a companion star. During this absorption, increasing temperatures and densities on the surface of the neutron star ignite a cascade o.....»»

Category: topSource:  physorgRelated NewsMay 6th, 2024

We may have spotted the first magnetar flare outside our galaxy

Not all gamma-ray bursts come from supernovae. Enlarge / M82, the site of what's likely to be a giant flare from a magnetar. (credit: NASA, ESA and the Hubble Heritage Team) Gamma rays are a broad category of high-energy.....»»

Category: topSource:  arstechnicaRelated NewsApr 24th, 2024

International team detects eruption of mega-magnetic star in nearby galaxy

While ESA's satellite INTEGRAL was observing the sky, it spotted a burst of gamma-rays—high-energy photons—coming from the nearby galaxy M82. Only a few hours later, ESA's XMM-Newton X-ray space telescope searched for an afterglow from the explos.....»»

Category: topSource:  physorgRelated NewsApr 24th, 2024

The most common Windows 11 problems and how to fix them

Windows 11 is Microsoft's best and brightest operating system yet, but it still has problems. Here's how to fix some of the most common Windows 11 issues......»»

Category: topSource:  digitaltrendsRelated NewsApr 21st, 2024

Sony debuts the Bravia 9, its brightest 4K TV ever, alongside new 2024 models

Sony's 2024 TVs are getting brighter and easier to remember as new models are now united under the Sony Bravia brand......»»

Category: topSource:  digitaltrendsRelated NewsApr 17th, 2024

Largest gamma-radiation burst ever recorded spills its secrets

Back in October of 2022, astronomers around the world were baffled and awed by the largest gamma-radiation burst we’ve ever recorded. The burst was so … The post Largest gamma-radiation burst ever recorded spills its secrets appeared first on.....»»

Category: gadgetSource:  bgrRelated NewsApr 16th, 2024

The brightest gamma ray burst ever seen came from a collapsing star

After a journey lasting about two billion years, photons from an extremely energetic gamma-ray burst (GRB) struck the sensors on the Neil Gehrels Swift Observatory and the Fermi Gamma-Ray Space Telescope on October 9th, 2022. The GRB lasted seven min.....»»

Category: topSource:  physorgRelated NewsApr 15th, 2024

A supernova caused the BOAT gamma ray burst, JWST data confirms

But astronomers puzzled by the lack of signatures of expected heavy elements. Enlarge / Artist's visualization of GRB 221009A showing the narrow relativistic jets—emerging from a central black hole—that gave rise to the brig.....»»

Category: topSource:  arstechnicaRelated NewsApr 12th, 2024

Researchers confirm brightest gamma-ray burst of all time came from the collapse of a massive star

In October 2022, an international team of researchers, including Northwestern University astrophysicists, observed the brightest gamma-ray burst (GRB) ever recorded, GRB 221009A......»»

Category: topSource:  physorgRelated NewsApr 12th, 2024

LIFX debuts two new 1,600-lumen Matter LED lights, its brightest smart bulbs yet

LIFX continues to claw its way back from the grave with a pair of new indoor reveals today. The smart home lighting company first showed off an incredibly cool lineup of outdoor lights meant for bringing Siri to your patio back in February, and now i.....»»

Category: topSource:  theglobeandmailRelated NewsApr 3rd, 2024

Image: Hubble finds a field of stars

This image from the NASA/ESA Hubble Space Telescope shows a globular cluster called NGC 1651. Like another recent globular cluster image, NGC 1651 is about 162,000 light-years away in the largest and brightest of the Milky Way's satellite galaxies, t.....»»

Category: topSource:  physorgRelated NewsMar 29th, 2024

Saturn"s moon Enceladus top target for ESA

A fresh, icy crust hides a deep, enigmatic ocean. Plumes of water burst through cracks in the ice, shooting into space. An intrepid lander collects samples and analyzes them for hints of life......»»

Category: topSource:  theglobeandmailRelated NewsMar 26th, 2024

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,.....»»

Category: topSource:  physorgRelated NewsMar 22nd, 2024

NASA delivers science instrument to JAXA"s Martian Moons mission

On March 14, NASA handed over its gamma-ray and neutron spectrometer instrument to JAXA (Japan Aerospace Exploration Agency) for integration onto JAXA's MMX (Martian Moons eXploration) mission spacecraft and final system-level testing......»»

Category: topSource:  physorgRelated NewsMar 19th, 2024

Largest-ever map of universe"s active supermassive black holes released

Astronomers have charted the largest-ever volume of the universe with a new map of active supermassive black holes living at the centers of galaxies. Called quasars, the gas-gobbling black holes are, ironically, some of the universe's brightest objec.....»»

Category: topSource:  physorgRelated NewsMar 18th, 2024

Suzuki gives SkyDrive a lift into the global air mobility race

SkyDrive is looking like Japan's brightest hope in the burgeoning air mobility business. By teaming with Suzuki on production, the eVTOL startup aims to emulate the success of the country's automakers on the global stage......»»

Category: topSource:  autonewsRelated NewsMar 14th, 2024

Tsetse fly fertility damaged after just one heat wave, study finds

The fertility of both female and male tsetse flies is affected by a single burst of hot weather, researchers at the University of Bristol and Stellenbosch University in South Africa have found......»»

Category: topSource:  pcmagRelated NewsMar 13th, 2024

Gender bias leads to lower-rated female films, researchers say

"Barbie" might have won the dance-off against "Oppenheimer" at the box office, but a new Robert H. Smith School of Business study may explain why the hot-pink bubble burst well before this Oscar weekend......»»

Category: topSource:  pcmagRelated NewsMar 8th, 2024

Asus ROG Swift PG34WCDM review: brightest isn’t always best

Asus' first ultrawide OLED put out the highest brightness we've ever seen out of an OLED monitor, but it's just a little too expensive......»»

Category: topSource:  digitaltrendsRelated NewsMar 7th, 2024

Was F1 too boring? Watch these races instead

F1 might be a foregone conclusion, but F2 and the WEC should thrill and delight. Enlarge (credit: Getty Images) Formula 1's 2024 season burst into action this past weekend at the Bahrain Grand Prix. The 10 teams had just.....»»

Category: topSource:  arstechnicaRelated NewsMar 4th, 2024