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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

Challenging the big bang puzzle of heavy elements

It has long been theorized that hydrogen, helium, and lithium were the only chemical elements in existence during the Big Bang when the universe formed, and that supernova explosions, stars exploding at the end of their lifetime, are responsible for.....»»

Category: topSource:  physorgRelated NewsOct 12th, 2021

Nature of unknown gamma-ray sources revealed

An international team of astronomers has unveiled the nature of hundreds of gamma-ray emitting sources, discovering that most of them belong to the class of active galaxies known as blazars......»»

Category: topSource:  physorgRelated NewsOct 11th, 2021

New Studies Argue Distant Cosmic Gamma-Ray Explosion Was Actually Just Russian Space Junk

"Last year, a team of astronomers made a blockbuster claim, saying they had captured the most distant cosmic explosion ever — a gamma ray burst in a galaxy called GN-z11," reports Science magazine. "But that flash of light — supposedly.....»»

Category: topSource:  slashdotRelated NewsOct 10th, 2021

Astronaut Spots Rare and Ethereal "Transient Luminous Event" From ISS

"Transient luminous event" sounds like a euphemism for a ghost, but it's actually a beautiful phenomenon that can sometimes be seen from the International Space Station. European Space Agency astronaut and current ISS resident Thomas Pesquet shared a.....»»

Category: topSource:  slashdotRelated NewsOct 9th, 2021

Astrophysicists explain the origin of unusually heavy neutron star binaries

A new study showing how the explosion of a stripped massive star in a supernova can lead to the formation of a heavy neutron star or a light black hole resolves one of the most challenging puzzles to emerge from the detection of neutron star mergers.....»»

Category: topSource:  physorgRelated NewsOct 8th, 2021

Process leading to supernova explosions and cosmic radio bursts unearthed at PPPL

A promising method for producing and observing on Earth a process important to black holes, supernova explosions and other extreme cosmic events has been proposed by scientists at Princeton University's Department of Astrophysical Sciences, SLAC Nati.....»»

Category: topSource:  physorgRelated NewsOct 5th, 2021

Energy burst from most distant known galaxy might have been a satellite orbiting Earth

The cosmos is the stage for a variety of giant explosions. These include stellar flares, where stars suddenly release magnetic energy; and neutron star mergers, where two dense stars collide together. But one class of explosions outshines the rest: g.....»»

Category: topSource:  physorgRelated NewsOct 5th, 2021

Every Meditation Spot in Kena: Bridge of Spirits

Along with finding collectibles, there are other reasons to explore in Kena: Bridge of Spirits, including to find and make use of Meditation Spots to raise Kena's maximum HP. There are various quests to complete throughout Kena: Bridge of S.....»»

Category: gadgetSource:  techcrunchRelated NewsOct 4th, 2021

Every Meditation Spot in Kena: Bridge of Spirits | Tech Crunch

Along with finding collectibles, there are other reasons to explore in Kena: Bridge of Spirits, including to find and make use of Meditation Spots to raise Kena's maximum HP. There are various quests to complete throughout Kena: Bridge of S.....»»

Category: gadgetSource:  techcrunchRelated NewsOct 4th, 2021

Scientists assemble final detector of Fermilab"s Short-Baseline Neutrino Program

With a directive to look for physics beyond the standard model and study the behavior of the universe's most elusive particles, the U.S. Department of Energy's Fermi National Accelerator Laboratory's Short-Baseline Neutrino Program has a full plate......»»

Category: topSource:  theglobeandmailRelated NewsOct 1st, 2021

Best cheap space heater deals for October 2021

Stay warm in cold spots year round without breaking the bank with these efficient space heaters......»»

Category: topSource:  digitaltrendsRelated NewsOct 1st, 2021

Apple, MediaTek capture top unit share spots in 2Q21 tablet AP market

The tablet applications processor (AP) market grew 17% to US$737 million in the second quarter of 2021, according to Strategy Analytics. Apple, Intel, Qualcomm, MediaTek and Samsung LSI captured the top-five tablet AP revenue share slots during the q.....»»

Category: itSource:  digitimesRelated NewsSep 30th, 2021

Cracking open strong field quantum electrodynamics

A newly published theoretical and computer modeling study suggests that the world's most powerful lasers might finally crack the elusive physics behind some of the most extreme phenomena in the universe—gamma ray bursts, pulsar magnetospheres, and.....»»

Category: topSource:  physorgRelated NewsSep 29th, 2021

Gamma rays and neutrinos from mellow supermassive black holes

The Universe is filled with energetic particles, such as X rays, gamma rays, and neutrinos. However, most of the high-energy cosmic particles' origins remain unexplained......»»

Category: topSource:  physorgRelated NewsSep 24th, 2021

Astronomers solve centuries-old mystery of supernova observed in 1181

"Parker's Star" is surrounded by the Pa30 nebula discovered in 2013. Enlarge / Hubble Space Telescope mosaic image of the Crab Nebula, a six-light-year-wide expanding remnant of a star's supernova explosion in 1054 CE (credit: NASA/ESA/J. Hester.....»»

Category: topSource:  arstechnicaRelated NewsSep 17th, 2021

Maker Campus This Fall: Animatronic Assistants, Working with EVA Foam, and Laser Cutting

so many awesome classes. Get your spots reserved now! The post Maker Campus This Fall: Animatronic Assistants, Working with EVA Foam, and Laser Cutting appeared first on Make: DIY Projects and Ideas for Makers......»»

Category: topSource:  maezineRelated NewsSep 16th, 2021

Burning space mystery solved as researchers confirm origins of "empty sky" gamma-rays

Star-forming galaxies are responsible for creating gamma-rays that until now had not been associated with a known origin, researchers from The Australian National University (ANU) have confirmed......»»

Category: topSource:  physorgRelated NewsSep 16th, 2021

Software tool that finds spots for water-quality devices will work in Northeast

A computer software package widely used in the Midwest to strategically position riparian buffers and other structures aimed at protecting water quality on agricultural land can be used effectively in the eastern United States, with some limitations,.....»»

Category: topSource:  theglobeandmailRelated NewsSep 14th, 2021

Rerun of supernova blast expected to appear in 2037

It's challenging to make predictions, especially in astronomy. There are however, a few forecasts astronomers can depend on, such as the timing of upcoming lunar and solar eclipses and the clockwork return of some comets......»»

Category: topSource:  physorgRelated NewsSep 13th, 2021

Best cheap space heater deals for September 2021

Stay warm in cold spots year round without breaking the bank with these efficient space heaters......»»

Category: topSource:  digitaltrendsRelated NewsSep 13th, 2021