Large exomoons unlikely around Kepler-1625 b and Kepler-1708 b, astronomers say
Only two of the more than 5,300 known exoplanets have so far provided evidence of moons in orbit around them. In observations of the planets Kepler-1625b and Kepler-1708b from the Kepler and Hubble space telescopes, researchers discovered traces of s.....»»
Webb observations explore the Westerlund 1 star cluster
An international team of astronomers has employed the James Webb Space Telescope (JWST) to observe a supermassive Galactic open cluster known as Westerlund 1. Results of the observational campaign, presented in a paper published Nov. 20 on the arXiv.....»»
Dreame’s smart home vacuums are more affordable than ever this Black Friday
Dreame Technology is a leading brand for smart cleaning solutions, both in the form of robot vacuums and typical vacuum cleaners. For their Black Friday sale, its offering large discounts on a number of its smart cleaning products, making it a better.....»»
Astronomers discover a "hot Neptune" in a tight orbit
A Neptune-sized planet, TOI-3261 b, makes a scorchingly close orbit around its host star. Only the fourth object of its kind ever found, the planet could reveal clues as to how planets such as these form......»»
Black Friday shoppers targeted with thousands of fraudulent online stores
Building fake, fraudulent online stores has never been easier: fraudsters are registering domain names for a pittance, using the SHOPYY e-commerce platform to build the websites, and leveraging large language models (LLMs) to rewrite existing product.....»»
Observations detect the lowest mass ratio contact binary to date
Astronomers from China and South Korea report the detection of a contact binary system with an extremely low mass ratio of only 0.0356. The newfound system, which received the designation TYC 3801-1529-1, is therefore the lowest mass ratio contact bi.....»»
Magnetically driven vortices may be generating Earth-size concentrations of hydrocarbon haze at Jupiter"s poles
While Jupiter's Great Red Spot has been a constant feature of the planet for centuries, University of California, Berkeley, astronomers have discovered equally large spots at the planet's north and south poles that appear and disappear seemingly at r.....»»
Framework uncovers what makes large numbers of "squishy" grains start flowing in biological processes
Researchers Samuel Poincloux (currently at Aoyama Gakuin University) and Kazumasa A. Takeuchi of the University of Tokyo have clarified the conditions under which large numbers of "squishy" grains, which can change their shape in response to external.....»»
Astronomers measure cosmic electrons at the highest energies to date
Five telescopes of the H.E.S.S.-collaboration in Namibia are used to study cosmic radiation, especially gamma radiation. With data from 10 years of observations, researchers have now been able to detect cosmic electrons and positrons with an unpreced.....»»
Civil lawsuits study reveals effectiveness of environment-focused litigation in US, but also large inequalities
A sweeping study of three decades of lawsuits has revealed both the effectiveness but also the underuse of civil litigation to enforce environmental protections......»»
Unusual supernova observations grant astronomers a peek into the cosmic past
An international team of researchers has made new observations of an unusual supernova, finding the most metal-poor stellar explosion ever observed......»»
Astronomers discover a rare group of dwarf galaxies
Astronomers from the Yonsei University in Seoul, South Korea and elsewhere have discovered a rare isolated group of five star-forming dwarf galaxies in the local universe. The finding was reported in a research paper published November 19 in The Astr.....»»
WEAVE spectrograph uncovers dual nature of galaxy shock
Using the set of first-light observations from the new William Herschel Telescope Enhanced Area Velocity Explorer (WEAVE) wide-field spectrograph, a team of more than 50 astronomers, led by Dr. Marina Arnaudova at the University of Hertfordshire, has.....»»
Slender-billed Curlew may be extinct, marking the disappearance of a third bird species from the Western Palaearctic
A small team of conservationists, biodiversity specialists and bird researchers has found that it is likely a third species of bird has gone extinct in the Western Palaearctic—a large area of land spanning parts of North Africa all the way up to po.....»»
Saturday Citations: Sweaty, remarkable humans; ocean level rise projections; closeup of a star in another galaxy
Since we last spoke, researchers at the University of Birmingham have defined the precise shape of a single photon (spoiler: roundish). Economists worry that Trump's grandiose deportation plans could lead to a recession. And astronomers report that t.....»»
Earliest fish-trapping facility in Central America discovered in Maya lowlands
An archaeologist from the University of New Hampshire and her team have collected data which indicates the presence of a large-scale pre-Columbian fish-trapping facility. Discovered in the Crooked Tree Wildlife Sanctuary (CTWS), the largest inland we.....»»
Siri chatbot may be coming in 2026 as part of iOS 19
A new rumor suggests Apple wants to make Siri more conversational by making it use a large language model backend similar to ChatGPT and AI rivals, but it won't be ready until 2026.Siri could get an LLM backend in 2026When Apple was first rumored to.....»»
We’re closer to re-creating the sounds of Parasaurolophus
Preliminary model suggests the dinosaur bellowed like a large trumpet or saxophone, or perhaps a clarinet. The duck-billed dinosaur Parasaurolophus is distinctive for its prominen.....»»
Hubble finds sizzling details about young star FU Orionis
In 1936, astronomers saw a puzzling event in the constellation Orion: the young star FU Orionis (FU Ori) became a hundred times brighter in a matter of months. At its peak, FU Ori was intrinsically 100 times brighter than our sun. Unlike an exploding.....»»
Astronomers snap first up-close image of a star outside our galaxy
Astronomers have taken a detailed image of a star outside of the Milky Way for the first time......»»
Introducing "UFO" galaxies—the Milky Way"s dustier cousins
In a new study, a team of astrophysicists led by CU Boulder has set out to unravel the mysteries of UFOs—not the alien spacecraft, but a class of unusually large and red galaxies that researchers have nicknamed Ultra-red Flattened Objects, or UFOs.....»»