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.....»»
Long-term study finds nitrogen fixation hot spots in Atlantic seaweed
A new study by researchers at the University of North Carolina at Chapel Hill examined nitrogen fixation among diazotrophs—microorganisms that can convert nitrogen into usable form for other plants and animals—living among sargassum. Sargassum, a.....»»
iPhone sales are down, but Apple’s subscriptions are growing fast
Services and wearables were bright spots in an otherwise relatively slow quarter. Enlarge / Apple CEO Tim Cook. (credit: Chris Foresman) Apple posted its third-quarter earnings for 2023, and they were a bit of a mixed ba.....»»
That time an Air Force sergeant spotted pulsars months before astronomers
Jocelyn Bell-Burnell: "He happened to be a very observant person." Enlarge / Pulsars are spinning neutron stars, the relics of massive stars gone supernova. (credit: NASA's Goddard Space Flight Center) Here's a bit of s.....»»
Webb spots water vapor in a planet-forming disk
Astronomers have discovered water vapor in the planet-forming region of a star, which could help shed light on where Earth's water came from......»»
Hubble observes a galaxy that hosted an epic supernova explosion
This week's image from the Hubble Space Telescope shows a stunning view of a spiral galaxy called UGC 12295, located nearly 200 million light-years away......»»
A gamma ray burst lasted so long it triggered a satellite twice
Gamma ray bursts (GRBs) are the most powerful astrophysical phenomena in the universe. For a span of seconds to a few minutes, they can be the most powerful high-energy event in the sky, shining across billions of light years......»»
Windows, hardware, Xbox sales are dim spots in a solid Microsoft earnings report
Company also expects to spend ever more money to support its ongoing AI efforts. Enlarge (credit: Getty Images) It has been a tough year for PC companies and companies that make PC components. Companies like Intel, AMD,.....»»
Nearby Supernova Gives Unique View of a Dying Star"s Last Days
Astronomers are piecing together the final moments of supernova 2023ixf and learning more about it than any other in recent history.....»»
NASA"s ComPair gamma-ray hunting mission prepares for balloon flight
Engineers and scientists have shipped NASA's ComPair instrument to Fort Sumner, New Mexico, ahead of its scheduled August flight early in NASA's 2023 fall balloon campaign......»»
James Webb spots ancient dust that could be from the earliest supernovas
Researchers used the James Webb Space Telescope to identify grains of dust from the early universe, which could have been produced by the earliest supernovas......»»
Researchers operating Gamma-ray Burst Monitor discover brightest gamma-ray burst ever detected
The University of Alabama in Huntsville (UAH) has announced that three researchers associated with the UAH Center for Space Plasma and Aeronomic Research (CSPAR) have discovered a gamma-ray burst (GRB) approximately 2.4 billion light-years away in th.....»»
Tidal capture of an asteroid by a magnetar
Recently astronomers have been able to associate two seemingly unrelated phenomena: an explosive event known as a fast radio burst and the change in speed of a spinning magnetar. And now new research suggests that the cause of both of these is the de.....»»
Record-breaking team of citizen scientists contribute data on Pinwheel Galaxy supernova
In an unprecedented achievement, citizen scientists have set a new record for the SETI Institute and Unistellar, comprising the highest number of observers providing data on a single event. Amateur astronomers participating in the SETI Institute's an.....»»
Probing the mysteries of neutron stars with a surprising earthly analog
Ultracold gases in the lab could help scientists better understand the universe. Enlarge / Spectral analysis indicates that silica is present in this supernova remnant, Cassiopeia A. (credit: NASA/JPL-Caltech/ O. Krause (Steward.....»»
James Webb spots the most distant active supermassive black hole ever discovered
A very early example of a supermassive black holes was recently discovered, dating back to just 570 million years after the big bang......»»
Rare case of green hairy tongue is pure nightmare fuel
The man fully recovered after extra tongue brushing. But you might not. Enlarge (credit: Aurich Lawson | Getty Images) Medical imagery tends to burst with gore and horror, from grisly gashes, festering flesh, to a merci.....»»
Webb locates dust reservoirs in two supernovae
Supernovae, the explosive deaths of stars, are some of the universe's biggest bursts of energy and light. When they erupt, one supernova can shine even brighter than an entire galaxy......»»
Our Solar System possibly survived a supernova because of how the Sun formed
The gas that produce stars also cushion them from the blast of nearby supernovae. Enlarge / Artist's conception of the early Solar System, which was at risk of a nearby supernova. (credit: NASA/JPL-Caltech) Stars are tho.....»»
James Webb spots first starlight from ancient quasars in mind-blowing discovery
James Webb has managed to do some crazy things. Not only has it captured some amazing images of our universe, but it has also peered … The post James Webb spots first starlight from ancient quasars in mind-blowing discovery appeared first on BG.....»»
James Webb spots clues to the large-scale structure of the universe
If you look at the universe on a big enough scale, galaxies aren't randomly scattered. Instead, they form a structure known as the cosmic web......»»