Astronomers spot unusual stellar explosion rich in oxygen and magnesium
A study led from the University of Turku, Finland, discovered a supernova explosion that expands the understanding of the later life stages of massive stars......»»
Astronomers explore the nature of galaxy NGC 891 with JWST
Using the James Webb Space Telescope (JWST), an international team of astronomers has observed a nearby spiral galaxy known as NGC 891. Results of the observational campaign, published August 15 on the preprint server arXiv, provide more insights int.....»»
Astronomers think they’ve found a plausible explanation of the Wow! signal
Magnetars could zap clouds of atomic hydrogen, producing focused microwave beams. Enlarge / The Wow! signal, represented as "6EQUJ5," was discovered in 1977 by astronomer Jerry Ehman. (credit: Public domain) An unusually.....»»
The Wow! Signal deciphered—it was hydrogen all along, study says
In 1977, astronomers received a powerful, peculiar radio signal from the direction of the constellation Sagittarius. Its frequency was the same as neutral hydrogen, and astronomers had speculated that any ETIs attempting to communicate would naturall.....»»
Advanced safety technology causes traffic jam in collision shops
Blind spot monitoring, automatic emergency braking and sensors everywhere have made fixing vehicles after an accident a long and expensive process......»»
MeerKAT observations detect a mysterious faint radio ring
An international team of astronomers reports a serendipitous discovery of a new radio ring toward the Galactic center. The newfound object is relatively faint and its true nature is yet unknown. The finding was reported in a research paper forthcomin.....»»
Corrected sunspot records show the Maunder minimum did not end abruptly
How accurate are past records of sunspots? In a new study published in The Astrophysical Journal, a team of multinational researchers examined the historical record and found that after the unusual period of almost no sunspots, a period called the Ma.....»»
Astronomers discover spectacular increase in the deuterium to hydrogen ratio in Venus"s atmosphere
Thanks to observations by the Solar Occultation in the Infrared (SOIR) instrument on the Venus Express space probe of the European Space Agency (ESA), researchers have discovered an unexpected increase in the abundances of two water molecule variants.....»»
New simulations shed light on stellar destruction by supermassive black holes
Monash University astronomers have contributed to a breakthrough in understanding the dramatic fate of stars that wander too close to supermassive black holes at the centers of galaxies......»»
Astronomers explore the properties of quasar 1604+159
Chinese astronomers have conducted multi-frequency polarimetric observations of a quasar known as 1604+159. Results of the observational campaign, published August 13 on the pre-print server arXiv, shed more light on the properties of this quasar, in.....»»
A galactic "conspiracy" disproven: Dark matter and stars not interacting as previously thought
A longstanding 'conspiracy' in astronomy—that stars and dark matter are interacting in inexplicable ways—has been overturned by an international team of astronomers, in a paper in Monthly Notices of the Royal Astronomical Society......»»
Observations investigate the connection of a supernova remnant with a nearby H II region
Chinese astronomers have performed multi-wavelength observations of a galactic supernova remnant known as HB9. Results of the observational campaign, published August 9 on the preprint server arXiv, shed more light on the remnant's properties and its.....»»
How to See the Conjunction Between Mars, Jupiter, and the Moon
On the 27th, the celestial bodies will form an unusual triangle in the sky just before dawn......»»
Explosion of cicada-eating mites has the state of Illinois scratching
The good news: There's little risk beyond the rash. The bad: The rash is awful. Enlarge / A cicada from a 17-year cicada brood clings to a tree on May 29, 2024, in Park Ridge, Illinois. The state experienced an emergence of cicad.....»»
Unusual mix of blazes sparked 2023 fire season, study shows
An unusual mix of blazes sparked Alberta's fierce 2023 wildfire season, suggests a new report by experts including a University of Alberta researcher......»»
New infosec products of the week: August 16, 2024
Here’s a look at the most interesting products from the past week, featuring releases from ClearSale, Guardio, Ivanti, Resecurity, and Stellar. Resecurity unveils new AI-driven Fraud Prevention Platform Resecurity unveiled its advanced AI-driven Fr.....»»
Research team releases a 76 m-per-pixel global color image dataset and map of Mars
Remote-sensing images of Mars contain rich information about its surface morphology, topography, and geological structure. These data are fundamental for scientific research and exploration missions of Mars. Prior to China's first Mars exploration mi.....»»
International astronomy group joins calls for a lunar clock to keep time on the moon
Time moves a tad faster on the moon. Now an international group of astronomers has joined calls to give the moon its own clock so that future space missions can keep track of minutes on the celestial body......»»
Scientists spot girls-only shark slumber party in Bass Strait"s Beagle Marine Park
Scientists on a return journey to Beagle Marine Park in central Bass Strait have spotted thousands of sleepy Port Jackson sharks blanketing the seafloor......»»
New analysis of Webb data measures universe expansion rate, finds there may not be a "Hubble tension"
We know many things about our universe, but astronomers are still debating exactly how fast it is expanding. In fact, over the past two decades, two major ways to measure this number—known as the "Hubble constant" —have come up with different ans.....»»
Neutron-star mergers illuminate the mysteries of quark matter
Neutron stars are the remnants of old stars that have run out of nuclear fuel and undergone a supernova explosion and a subsequent gravitational collapse. Although their collisions—or binary mergers—are rare, when they do occur, these violent eve.....»»