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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.....»»

Category: topSource:  physorgJul 26th, 2021

The best places to land in Warzone: Vondel, Al Mazrah, and Ashika Island

Picking the best landing spot on Ashika Island in Warzone 2.0 will set you up for success. These are the best landing spots on Ashika Island......»»

Category: topSource:  digitaltrendsRelated NewsJun 28th, 2023

New nationwide modeling points to widespread racial disparities in urban heat stress

From densely built urban cores to sprawling suburbia, cities are complex. This complexity can lead to temperature hot spots within cities, with some neighborhoods (and their residents) facing more heat than others......»»

Category: topSource:  theglobeandmailRelated NewsJun 24th, 2023

Stars collided in galactic “demolition derby,” produced oddball gamma-ray burst

Such oddball events tell astronomers a lot about spectacular diversity of cosmic explosions. Enlarge / Astronomers studying a powerful gamma-ray burst (GRB) may have observed a never-before-seen way to destroy a star. (credit: In.....»»

Category: topSource:  arstechnicaRelated NewsJun 23rd, 2023

Heat spots reveal growth rate of a galaxy 12 billion years ago

An international team of astronomers has drawn a temperature map of the dust drifting within one of the oldest spiral galaxies of the universe which provides new insights into how fast the galaxy is growing. Until now researchers have only been able.....»»

Category: topSource:  physorgRelated NewsJun 23rd, 2023

Stellar demolition derby births powerful gamma-ray burst

While searching for the origins of a powerful gamma-ray burst (GRB), an international team of astrophysicists may have stumbled upon a new way to destroy a star......»»

Category: topSource:  physorgRelated NewsJun 22nd, 2023

Molecular filament shielded our young solar system from supernova, suggests study

Isotope ratios found in meteorites suggest that a supernova exploded nearby while the sun and solar system were still forming. But the blast wave from a supernova that close could have potentially destroyed the nascent solar system. New calculations.....»»

Category: topSource:  physorgRelated NewsJun 22nd, 2023

Monarchs" white spots shown to aid migration

If you've ever wondered how the monarch butterfly got its spots, University of Georgia researchers may have just found the answer......»»

Category: topSource:  marketingvoxRelated NewsJun 21st, 2023

Heat Waves Are Unleashing a Deadly but Overlooked Pollutant

Indian cities, afflicted by rising temperatures and poor air quality, are becoming hot spots of ozone pollution, which has proven a difficult problem to fix......»»

Category: gadgetSource:  wiredRelated NewsJun 21st, 2023

Tesla extends reign of American Made Index

Cars.com released on Wednesday its annual American Made Index. Tesla took the top four spots, with VW, Honda and Acura vehicles also making the top 10. Supporting U.S. jobs remains important to consumers despite harsh economic conditions, a Cars.com.....»»

Category: topSource:  autonewsRelated NewsJun 21st, 2023

The best places to land in Fortnite right now

While having accurate aim is key to winning in Fortnite, so is choosing a good drop spot. Here are the best Fortnite drop spots for Chapter 4, Season 3......»»

Category: topSource:  digitaltrendsRelated NewsJun 15th, 2023

New nearby supernova could be used by aliens to get our attention

A team of astronomers from the University of Washington, the SETI Institute, Yale University and Smith College is searching the vicinity of a new supernova in the spiral arms of the Pinwheel Galaxy hoping to find a signal from an alien civilization......»»

Category: topSource:  physorgRelated NewsJun 14th, 2023

These are the fastest stars in the galaxy

Until recently, there were only ten known stars on trajectories that will allow them to escape the Milky Way galaxy, thrown astray by powerful supernova explosions. A new study using data from ESA's Gaia survey this June has revealed an additional si.....»»

Category: topSource:  physorgRelated NewsJun 13th, 2023

“Lensed” supernova could shed light on fundamental forces shaping Universe

Such objects could help refine models for Hubble Constant, dark energy, and dark matter. Enlarge / Gravitational lensing has revealed a previously unknown supernova explosion more than 4 billion light-years away. (credit: Joel Jo.....»»

Category: topSource:  arstechnicaRelated NewsJun 12th, 2023

Astronomers discover supernova explosion through rare "cosmic magnifying glasses"

According to Einstein's general theory of relativity, time and space are fused together in a quantity known as spacetime. The theory suggests that massive objects, like a galaxy or galaxy clusters, can cause spacetime to curve......»»

Category: topSource:  physorgRelated NewsJun 12th, 2023

Why Dying People Often Experience a Burst of Lucidity

New research shows surprising activity levels in dying brains and may help explain the sudden clarity many people with dementia experience near death.....»»

Category: scienceSource:  sciamRelated NewsJun 12th, 2023

A star blew up, and scientists snapped a photo of the violent explosion

Boom.Last month astronomers spotted a star that exploded in the colossal Pinwheel galaxy some 21 million light-years away — which in cosmic terms is relatively close. The outburst of a massive star collapsing on itself, called a supernova, crea.....»»

Category: topSource:  mashableRelated NewsJun 11th, 2023

Researchers map the blind spots for achieving a low-carbon transition in the Global South

A network of over 60 international researchers has collaborated intensely over 18 months to identify knowledge gaps and opportunities needed to achieve a low-carbon transition in the Global South. They have developed an actionable research agenda to.....»»

Category: topSource:  physorgRelated NewsJun 10th, 2023

Brightest cosmic explosion of all time: How we may have solved the mystery of its puzzling persistence

First detected accidentally by US military satellites in the late 1960s, cosmic explosions known as gamma ray bursts (GRBs) have come to be understood as the brightest explosions in the universe......»»

Category: topSource:  physorgRelated NewsJun 10th, 2023

Recording the entire process of a tera-electron volt gamma-ray burst during the death of a massive star

New research findings on the gamma-ray burst (GRB) named GRB 221009A from the Large High Altitude Air Shower Observatory (LHAASO) were published online by the journal Science on June 8, 2023. The study, titled "A tera-electron volt afterglow from a n.....»»

Category: topSource:  physorgRelated NewsJun 9th, 2023

A telescope happened to be pointing at the brightest supernova yet observed

The BOAT—brightest of all time—reveals the mechanics of gamma-ray bursts. Enlarge / Artist's conception of a gamma-ray burst. (credit: NASA) Supernovae are some of the most energetic events in the Universe. And a sub.....»»

Category: topSource:  marketingvoxRelated NewsJun 9th, 2023