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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

A New Kind of Space Explosion Reveals the Birth of a Black Hole

A supernova-like explosion dubbed the Camel appears to be the result of a newborn black hole eating a star from the inside out......»»

Category: gadgetSource:  wiredRelated NewsMar 15th, 2021

What are NFTs and why are some worth millions?

Artwork is being "tokenised" and sold online for millions of dollars - but will the bubble burst?.....»»

Category: hdrSource:  bbcRelated NewsMar 12th, 2021

What are NFTs and why are they worth millions?

Artwork is being "tokenised" and sold online for millions of dollars - but will the bubble burst?.....»»

Category: hdrSource:  bbcRelated NewsMar 12th, 2021

Not so fast, supernova: Highest-energy cosmic rays detected in star clusters

For decades, researchers assumed the cosmic rays that regularly bombard Earth from the far reaches of the galaxy are born when stars go supernova—when they grow too massive to support the fusion occurring at their cores and explode......»»

Category: topSource:  pcmagRelated NewsMar 11th, 2021

Indonesia"s Sinabung volcano unleashes new burst of hot ash

A rumbling volcano on Indonesia's Sumatra island unleashed an avalanche of searing gas clouds flowing down its slopes during eruption on Thursday. No casualties were reported......»»

Category: topSource:  pcmagRelated NewsMar 11th, 2021

Model may help Chincoteague ponies avoid deadly infection

Researchers from North Carolina State University have created a model that can identify potential hot spots for the pathogen Pythium insidiosum in the Chincoteague National Wildlife Refuge, home to the wild Chincoteague ponies......»»

Category: topSource:  physorgRelated NewsMar 9th, 2021

Smartwatch shipments stalled in 2020 due to the pandemic, but there were a few bright spots

According to Counterpoint Research’s latest Global Smartphone Shipments Tracker, Apple further solidified its position as the top smartwatch manufacturer during the holiday quarter. Compared to the same period a year earlier, Apple managed to grow.....»»

Category: topSource:  techspotRelated NewsMar 5th, 2021

Hoinga: Debris of stellar explosion found in unexpected location

In the first all-sky survey by the eROSITA X-ray telescope onboard SRG, astronomers at the Max Planck Institute for Extraterrestrial Physics have identified a previously unknown supernova remnant, dubbed "Hoinga." The finding was confirmed in archiva.....»»

Category: topSource:  physorgRelated NewsMar 3rd, 2021

Extinct atom reveals the long-kept secrets of the solar system

Using the extinct niobium-92 atom, ETH researchers have been able to date events in the early solar system with greater precision than before. The study concludes that supernova explosions must have taken place in the birth environment of our sun......»»

Category: topSource:  physorgRelated NewsMar 2nd, 2021

Chemical signatures of iron predict red supergiant temperature

Red supergiants are a class of star that end their lives in supernova explosions. Their lifecycles are not fully understood, partly due to difficulties in measuring their temperatures. For the first time, astronomers have developed an accurate method.....»»

Category: topSource:  pcmagRelated NewsMar 1st, 2021

22 years after The Matrix, simulation hypothesis movies are booming again

The late 1990s were arguably when simulation hypothesis movies burst into the popular consciousness -- but now they're making a big comeback in 2021......»»

Category: topSource:  digitaltrendsRelated NewsFeb 27th, 2021

How Bitcoin"s vast energy use could burst its bubble

Could the cryptocurrency's huge electricity consumption also sink it?.....»»

Category: hdrSource:  bbcRelated NewsFeb 27th, 2021

Reclusive neutron star may have been found in famous supernova

Since astronomers captured the bright explosion of a star on February 24, 1987, researchers have been searching for the squashed stellar core that should have been left behind. A group of astronomers using data from NASA space missions and ground-bas.....»»

Category: biomedSource:  sciencedailyRelated NewsFeb 24th, 2021

Reclusive neutron star may have been found in famous supernova

What remains of the star that exploded just outside our galaxy in 1987? Debris has obscured scientists' view, but two of NASA's X-ray telescopes have revealed new clues......»»

Category: topSource:  physorgRelated NewsFeb 23rd, 2021

Researchers detect galactic source of gamma rays that could produce very high-energy cosmic rays

IFIC researcher Francisco Salesa Greus, along with other members of the HAWC collaboration, have detected very high-energy photons from a galactic source that could produce cosmic rays. The detection of neutrinos through telescopes such as KM3NeT or.....»»

Category: topSource:  physorgRelated NewsFeb 22nd, 2021

New Supernova Alert System Promises Early Access to Spectacles in Space

Upgrades to the SuperNova Early Warning System (SNEWS) detection system offer advance notice of impending blasts -- Read more on ScientificAmerican.com.....»»

Category: scienceSource:  sciamRelated NewsFeb 22nd, 2021

Insight-HXMT gives insight into origin of fast radio bursts

The latest observations from Insight-HXMT were published online in Nature Astronomy on Feb. 18. Insight-HXMT has discovered the very first X-ray burst associated with a fast radio burst (FRB) and has identified that it originated from soft-gamma repe.....»»

Category: topSource:  physorgRelated NewsFeb 19th, 2021

Mazda tops Consumer Reports brand rankings; Lincoln drops 15 spots

Honda had the biggest yearly gain. It rose from No. 15 last year to No. 5 this year. Porsche, which won the top spot in 2020, fell to fourth place......»»

Category: topSource:  autonewsRelated NewsFeb 18th, 2021

Frigid temperatures, power outages lead to water problems

About 7 million people in Texas—a quarter of the nation's second-most populous state—were told to boil their water or stop using it entirely as homeowners, hospitals, and businesses grappled with broken water mains and burst pipes, many in areas.....»»

Category: topSource:  physorgRelated NewsFeb 18th, 2021

EchoVC’s Eghosa Omoigui to talk about how founders can avoid blind spots at Early Stage 2021

EchoVC’s Eghosa Omoigui to talk about how founders can avoid blind spots at Early Stage 2021.....»»

Category: topSource:  techcrunchRelated NewsFeb 12th, 2021